902452320 has 384 divisors, whose sum is σ = 3939425280. Its totient is φ = 187453440.

The previous prime is 902452303. The next prime is 902452321. The reversal of 902452320 is 23254209.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (902452321) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 331284 + ... + 333996.

It is an arithmetic number, because the mean of its divisors is an integer number (10258920).

Almost surely, 2^902452320 is an apocalyptic number.

902452320 is a gapful number since it is divisible by the number (90) 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 902452320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1969712640).

902452320 is an abundant number, since it is smaller than the sum of its proper divisors (3036972960).

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

902452320 is a wasteful number, since it uses less digits than its factorization.

902452320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2755 (or 2741 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 902452320 is about 30040.8441958611. The cubic root of 902452320 is about 966.3655111553.

The spelling of 902452320 in words is "nine hundred two million, four hundred fifty-two thousand, three hundred twenty".