902221024 has 96 divisors (see below), whose sum is σ = 1926844416. Its totient is φ = 414927360.

The previous prime is 902220983. The next prime is 902221037. The reversal of 902221024 is 420122209.

902221024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×902221024² = 1628005552295217152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 902220986 and 902221004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1724827 + ... + 1725349.

It is an arithmetic number, because the mean of its divisors is an integer number (20071296).

Almost surely, 2^902221024 is an apocalyptic number.

902221024 is a gapful number since it is divisible by the number (94) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 902221024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (963422208).

902221024 is an abundant number, since it is smaller than the sum of its proper divisors (1024623392).

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

902221024 is a wasteful number, since it uses less digits than its factorization.

902221024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648 (or 640 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 902221024 is about 30036.9942570824. The cubic root of 902221024 is about 966.2829451772.

The spelling of 902221024 in words is "nine hundred two million, two hundred twenty-one thousand, twenty-four".