97906944 has 72 divisors (see below), whose sum is σ = 275940000. Its totient is φ = 30711808.

The previous prime is 97906933. The next prime is 97906951. The reversal of 97906944 is 44960979.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 97906893 and 97906902.

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, 9307 + ... + 16805.

It is an arithmetic number, because the mean of its divisors is an integer number (3832500).

Almost surely, 2^97906944 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 97906944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137970000).

97906944 is an abundant number, since it is smaller than the sum of its proper divisors (178033056).

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

97906944 is a wasteful number, since it uses less digits than its factorization.

97906944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7535 (or 7521 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 48.

The square root of 97906944 is about 9894.7937825909. The cubic root of 97906944 is about 460.8976548432.

The spelling of 97906944 in words is "ninety-seven million, nine hundred six thousand, nine hundred forty-four".