97403880 has 256 divisors, whose sum is σ = 373248000. Its totient is φ = 19795968.

The previous prime is 97403857. The next prime is 97403927. The reversal of 97403880 is 8830479.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 271141 + ... + 271499.

It is an arithmetic number, because the mean of its divisors is an integer number (1458000).

Almost surely, 2^97403880 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97403880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186624000).

97403880 is an abundant number, since it is smaller than the sum of its proper divisors (275844120).

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

97403880 is a wasteful number, since it uses less digits than its factorization.

97403880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416 (or 412 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 97403880 is about 9869.3404034920. The cubic root of 97403880 is about 460.1069064694.

The spelling of 97403880 in words is "ninety-seven million, four hundred three thousand, eight hundred eighty".