97988654 has 8 divisors (see below), whose sum is σ = 150955608. Its totient is φ = 47670120.

The previous prime is 97988641. The next prime is 97988669. The reversal of 97988654 is 45688979.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 97988654.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 662012 + ... + 662159.

It is an arithmetic number, because the mean of its divisors is an integer number (18869451).

Almost surely, 2^97988654 is an apocalyptic number.

97988654 is a deficient number, since it is larger than the sum of its proper divisors (52966954).

97988654 is a wasteful number, since it uses less digits than its factorization.

97988654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324210.

The product of its digits is 4354560, while the sum is 56.

The square root of 97988654 is about 9898.9218604856. The cubic root of 97988654 is about 461.0258359987.

The spelling of 97988654 in words is "ninety-seven million, nine hundred eighty-eight thousand, six hundred fifty-four".