97650980 has 24 divisors (see below), whose sum is σ = 234362688. Its totient is φ = 33480288.

The previous prime is 97650977. The next prime is 97650991. The reversal of 97650980 is 8905679.

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, 348614 + ... + 348893.

It is an arithmetic number, because the mean of its divisors is an integer number (9765112).

Almost surely, 2^97650980 is an apocalyptic number.

It is an amenable number.

97650980 is an abundant number, since it is smaller than the sum of its proper divisors (136711708).

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

97650980 is a wasteful number, since it uses less digits than its factorization.

97650980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697523 (or 697521 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 44.

The square root of 97650980 is about 9881.8510411764. The cubic root of 97650980 is about 460.4956535134.

The spelling of 97650980 in words is "ninety-seven million, six hundred fifty thousand, nine hundred eighty".