897562544 has 20 divisors (see below), whose sum is σ = 1739498040. Its totient is φ = 448659840.

The previous prime is 897562543. The next prime is 897562553. The reversal of 897562544 is 445265798.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 897562492 and 897562501.

It is not an unprimeable number, because it can be changed into a prime (897562541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97367 + ... + 106185.

It is an arithmetic number, because the mean of its divisors is an integer number (86974902).

Almost surely, 2^897562544 is an apocalyptic number.

It is an amenable number.

897562544 is a deficient number, since it is larger than the sum of its proper divisors (841935496).

897562544 is a wasteful number, since it uses less digits than its factorization.

897562544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15188 (or 15182 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 50.

The square root of 897562544 is about 29959.3481905064. The cubic root of 897562544 is about 964.6169899395.

The spelling of 897562544 in words is "eight hundred ninety-seven million, five hundred sixty-two thousand, five hundred forty-four".