904265042 has 16 divisors (see below), whose sum is σ = 1361850840. Its totient is φ = 450319488.

The previous prime is 904265039. The next prime is 904265051. The reversal of 904265042 is 240562409.

It is a Cunningham number, because it is equal to 30071²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 778354201 + 125910841 = 27899^2 + 11221^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 906488 + ... + 907484.

Almost surely, 2^904265042 is an apocalyptic number.

904265042 is a deficient number, since it is larger than the sum of its proper divisors (457585798).

904265042 is a wasteful number, since it uses less digits than its factorization.

904265042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2365.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 904265042 is about 30071.0000166273. Note that the first 4 decimals coincide. The cubic root of 904265042 is about 967.0121124208.

The spelling of 904265042 in words is "nine hundred four million, two hundred sixty-five thousand, forty-two".