902631132 has 72 divisors (see below), whose sum is σ = 2523620736. Its totient is φ = 270221184.

The previous prime is 902631131. The next prime is 902631137. The reversal of 902631132 is 231136209.

It is a junction number, because it is equal to n+sod(n) for n = 902631096 and 902631105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (902631131) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 8748 + ... + 43379.

It is an arithmetic number, because the mean of its divisors is an integer number (35050288).

Almost surely, 2^902631132 is an apocalyptic number.

It is an amenable number.

902631132 is an abundant number, since it is smaller than the sum of its proper divisors (1620989604).

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

902631132 is a wasteful number, since it uses less digits than its factorization.

902631132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52187 (or 52182 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 902631132 is about 30043.8201965063. The cubic root of 902631132 is about 966.4293321959.

The spelling of 902631132 in words is "nine hundred two million, six hundred thirty-one thousand, one hundred thirty-two".