904142120 has 48 divisors (see below), whose sum is σ = 2366458740. Its totient is φ = 309990912.

The previous prime is 904142111. The next prime is 904142131. The reversal of 904142120 is 21241409.

It can be written as a sum of positive squares in 2 ways, for example, as 826102564 + 78039556 = 28742^2 + 8834^2 .

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, 228689 + ... + 232608.

Almost surely, 2^904142120 is an apocalyptic number.

It is an amenable number.

904142120 is an abundant number, since it is smaller than the sum of its proper divisors (1462316620).

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

904142120 is a wasteful number, since it uses less digits than its factorization.

904142120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461322 (or 461311 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 904142120 is about 30068.9560843073. The cubic root of 904142120 is about 966.9682932440.

Adding to 904142120 its reverse (21241409), we get a palindrome (925383529).

The spelling of 904142120 in words is "nine hundred four million, one hundred forty-two thousand, one hundred twenty".