902420432 has 10 divisors (see below), whose sum is σ = 1748439618. Its totient is φ = 451210208.

The previous prime is 902420413. The next prime is 902420459. The reversal of 902420432 is 234024209.

It can be written as a sum of positive squares in only one way, i.e., 777517456 + 124902976 = 27884^2 + 11176^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28200623 + ... + 28200654.

Almost surely, 2^902420432 is an apocalyptic number.

It is an amenable number.

902420432 is a deficient number, since it is larger than the sum of its proper divisors (846019186).

902420432 is a wasteful number, since it uses less digits than its factorization.

902420432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56401285 (or 56401279 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 902420432 is about 30040.3134470997. The cubic root of 902420432 is about 966.3541289007.

The spelling of 902420432 in words is "nine hundred two million, four hundred twenty thousand, four hundred thirty-two".