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4252497 = 31417499
BaseRepresentation
bin10000001110001101010001
322000001022220
4100032031101
52042034442
6231051253
751100644
oct20161521
98001286
104252497
112444a67
121510b29
13b5b792
147c9a5b
1558eeec
hex40e351

4252497 has 4 divisors (see below), whose sum is σ = 5670000. Its totient is φ = 2834996.

The previous prime is 4252489. The next prime is 4252511. The reversal of 4252497 is 7942524.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4252497 - 23 = 4252489 is a prime.

It is a d-powerful number, because it can be written as 4 + 211 + 5 + 215 + 411 + 94 + 75 .

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (4252477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 708747 + ... + 708752.

It is an arithmetic number, because the mean of its divisors is an integer number (1417500).

Almost surely, 24252497 is an apocalyptic number.

It is an amenable number.

4252497 is a deficient number, since it is larger than the sum of its proper divisors (1417503).

4252497 is a wasteful number, since it uses less digits than its factorization.

4252497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1417502.

The product of its digits is 20160, while the sum is 33.

The square root of 4252497 is about 2062.1583353370. The cubic root of 4252497 is about 162.0123066401.

The spelling of 4252497 in words is "four million, two hundred fifty-two thousand, four hundred ninety-seven".

Divisors: 1 3 1417499 4252497