897196400 has 60 divisors (see below), whose sum is σ = 2159090232. Its totient is φ = 358283520.

The previous prime is 897196379. The next prime is 897196409. The reversal of 897196400 is 4691798.

It is a super-2 number, since 2×897196400² = 1609922760345920000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897196409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 301319 + ... + 304281.

Almost surely, 2^897196400 is an apocalyptic number.

897196400 is a gapful number since it is divisible by the number (80) 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 897196400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1079545116).

897196400 is an abundant number, since it is smaller than the sum of its proper divisors (1261893832).

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

897196400 is a wasteful number, since it uses less digits than its factorization.

897196400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3738 (or 3727 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 897196400 is about 29953.2368868541. The cubic root of 897196400 is about 964.4858062272.

The spelling of 897196400 in words is "eight hundred ninety-seven million, one hundred ninety-six thousand, four hundred".