902238816 has 24 divisors (see below), whose sum is σ = 2368377144. Its totient is φ = 300746240.

The previous prime is 902238803. The next prime is 902238823. The reversal of 902238816 is 618832209.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4699065 + ... + 4699256.

It is an arithmetic number, because the mean of its divisors is an integer number (98682381).

Almost surely, 2^902238816 is an apocalyptic number.

902238816 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

902238816 is an abundant number, since it is smaller than the sum of its proper divisors (1466138328).

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

902238816 is a wasteful number, since it uses less digits than its factorization.

902238816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9398334 (or 9398326 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 902238816 is about 30037.2904237383. The cubic root of 902238816 is about 966.2892969072.

The spelling of 902238816 in words is "nine hundred two million, two hundred thirty-eight thousand, eight hundred sixteen".