97049980 has 24 divisors (see below), whose sum is σ = 204170400. Its totient is φ = 38750400.

The previous prime is 97049941. The next prime is 97049987. The reversal of 97049980 is 8994079.

It is a self number, because there is not a number n which added to its sum of digits gives 97049980.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97049987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7930 + ... + 16030.

It is an arithmetic number, because the mean of its divisors is an integer number (8507100).

Almost surely, 2^97049980 is an apocalyptic number.

It is an amenable number.

97049980 is an abundant number, since it is smaller than the sum of its proper divisors (107120420).

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

97049980 is a wasteful number, since it uses less digits than its factorization.

97049980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8709 (or 8707 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 97049980 is about 9851.3948250996. The cubic root of 97049980 is about 459.5489908427.

The spelling of 97049980 in words is "ninety-seven million, forty-nine thousand, nine hundred eighty".