904298490 has 24 divisors (see below), whose sum is σ = 2351176308. Its totient is φ = 241146240.

The previous prime is 904298467. The next prime is 904298509. The reversal of 904298490 is 94892409.

It can be written as a sum of positive squares in 2 ways, for example, as 901260441 + 3038049 = 30021^2 + 1743^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5023791 + ... + 5023970.

Almost surely, 2^904298490 is an apocalyptic number.

904298490 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

904298490 is an abundant number, since it is smaller than the sum of its proper divisors (1446877818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

904298490 is a wasteful number, since it uses less digits than its factorization.

904298490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10047774 (or 10047771 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 904298490 is about 30071.5561619282. The cubic root of 904298490 is about 967.0240352608.

The spelling of 904298490 in words is "nine hundred four million, two hundred ninety-eight thousand, four hundred ninety".