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4790249 = 29165181
BaseRepresentation
bin10010010001011111101001
3100000100222122
4102101133221
52211241444
6250401025
755500512
oct22213751
910010878
104790249
112781a92
121730175
13cb9489
148c9a09
156494ee
hex4917e9

4790249 has 4 divisors (see below), whose sum is σ = 4955460. Its totient is φ = 4625040.

The previous prime is 4790239. The next prime is 4790273. The reversal of 4790249 is 9420974.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3829849 + 960400 = 1957^2 + 980^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4790249 is a prime.

It is a d-powerful number, because it can be written as 43 + 73 + 93 + 0 + 211 + 46 + 97 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4790239) 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, 82562 + ... + 82619.

It is an arithmetic number, because the mean of its divisors is an integer number (1238865).

Almost surely, 24790249 is an apocalyptic number.

It is an amenable number.

4790249 is a deficient number, since it is larger than the sum of its proper divisors (165211).

4790249 is a wasteful number, since it uses less digits than its factorization.

4790249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165210.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 4790249 is about 2188.6637475866. The cubic root of 4790249 is about 168.5722290697.

The spelling of 4790249 in words is "four million, seven hundred ninety thousand, two hundred forty-nine".

Divisors: 1 29 165181 4790249