97651740 has 48 divisors (see below), whose sum is σ = 289511712. Its totient is φ = 24508416.

The previous prime is 97651733. The next prime is 97651751. The reversal of 97651740 is 4715679.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46849 + ... + 48888.

It is an arithmetic number, because the mean of its divisors is an integer number (6031494).

Almost surely, 2^97651740 is an apocalyptic number.

It is an amenable number.

97651740 is an abundant number, since it is smaller than the sum of its proper divisors (191859972).

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

97651740 is a wasteful number, since it uses less digits than its factorization.

97651740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95766 (or 95764 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 39.

The square root of 97651740 is about 9881.8894954356. The cubic root of 97651740 is about 460.4968481619.

The spelling of 97651740 in words is "ninety-seven million, six hundred fifty-one thousand, seven hundred forty".