897320752 has 40 divisors (see below), whose sum is σ = 1874723760. Its totient is φ = 414673920.

The previous prime is 897320731. The next prime is 897320773. The reversal of 897320752 is 257023798.

It is an interprime number because it is at equal distance from previous prime (897320731) and next prime (897320773).

It is a junction number, because it is equal to n+sod(n) for n = 897320699 and 897320708.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23533 + ... + 48460.

It is an arithmetic number, because the mean of its divisors is an integer number (46868094).

Almost surely, 2^897320752 is an apocalyptic number.

897320752 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

897320752 is an abundant number, since it is smaller than the sum of its proper divisors (977403008).

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

897320752 is a wasteful number, since it uses less digits than its factorization.

897320752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72061 (or 72055 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 897320752 is about 29955.3125839141. The cubic root of 897320752 is about 964.5303636204.

The spelling of 897320752 in words is "eight hundred ninety-seven million, three hundred twenty thousand, seven hundred fifty-two".