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4971369 = 313196709
BaseRepresentation
bin10010111101101101101001
3100100120102210
4102331231221
52233040434
6254315333
760153534
oct22755551
910316383
104971369
112896077
1217b8b49
131050a50
14935a1b
15682ee9
hex4bdb69

4971369 has 16 divisors (see below), whose sum is σ = 7515200. Its totient is φ = 2897856.

The previous prime is 4971341. The next prime is 4971397. The reversal of 4971369 is 9631794.

It is an interprime number because it is at equal distance from previous prime (4971341) and next prime (4971397).

It is not a de Polignac number, because 4971369 - 29 = 4970857 is a prime.

It is a super-2 number, since 2×49713692 = 49429019468322, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4971269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2614 + ... + 4095.

It is an arithmetic number, because the mean of its divisors is an integer number (469700).

Almost surely, 24971369 is an apocalyptic number.

It is an amenable number.

4971369 is a deficient number, since it is larger than the sum of its proper divisors (2543831).

4971369 is a wasteful number, since it uses less digits than its factorization.

4971369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6744.

The product of its digits is 40824, while the sum is 39.

The square root of 4971369 is about 2229.6567000325. The cubic root of 4971369 is about 170.6705808801.

The spelling of 4971369 in words is "four million, nine hundred seventy-one thousand, three hundred sixty-nine".

Divisors: 1 3 13 19 39 57 247 741 6709 20127 87217 127471 261651 382413 1657123 4971369