97097400 has 96 divisors (see below), whose sum is σ = 334465200. Its totient is φ = 25891200.

The previous prime is 97097381. The next prime is 97097411. The reversal of 97097400 is 479079.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3591 + ... + 14390.

Almost surely, 2^97097400 is an apocalyptic number.

97097400 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 97097400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167232600).

97097400 is an abundant number, since it is smaller than the sum of its proper divisors (237367800).

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

97097400 is a wasteful number, since it uses less digits than its factorization.

97097400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18006 (or 17991 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 36.

The square root of 97097400 is about 9853.8012969615. The cubic root of 97097400 is about 459.6238260457.

The spelling of 97097400 in words is "ninety-seven million, ninety-seven thousand, four hundred".