97478830 has 24 divisors (see below), whose sum is σ = 183432312. Its totient is φ = 37294224.

The previous prime is 97478827. The next prime is 97478851. The reversal of 97478830 is 3887479.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3924 + ... + 14503.

It is an arithmetic number, because the mean of its divisors is an integer number (7643013).

Almost surely, 2^97478830 is an apocalyptic number.

97478830 is a deficient number, since it is larger than the sum of its proper divisors (85953482).

97478830 is a wasteful number, since it uses less digits than its factorization.

97478830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18480 (or 18457 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 97478830 is about 9873.1367862498. The cubic root of 97478830 is about 460.2248900353.

The spelling of 97478830 in words is "ninety-seven million, four hundred seventy-eight thousand, eight hundred thirty".