97477457 has 8 divisors (see below), whose sum is σ = 121530432. Its totient is φ = 75956400.

The previous prime is 97477447. The next prime is 97477463. The reversal of 97477457 is 75477479.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97477457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97477447) 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, 632894 + ... + 633047.

It is an arithmetic number, because the mean of its divisors is an integer number (15191304).

Almost surely, 2^97477457 is an apocalyptic number.

It is an amenable number.

97477457 is a deficient number, since it is larger than the sum of its proper divisors (24052975).

97477457 is a wasteful number, since it uses less digits than its factorization.

97477457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265959.

The product of its digits is 1728720, while the sum is 50.

The square root of 97477457 is about 9873.0672538984. The cubic root of 97477457 is about 460.2227292525. Note that the first 3 decimals are identical.

The spelling of 97477457 in words is "ninety-seven million, four hundred seventy-seven thousand, four hundred fifty-seven".