97056397 has 4 divisors (see below), whose sum is σ = 97108096. Its totient is φ = 97004700.

The previous prime is 97056373. The next prime is 97056403. The reversal of 97056397 is 79365079.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 79365079 = 6113 ⋅12983.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97056397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97056317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22923 + ... + 26824.

It is an arithmetic number, because the mean of its divisors is an integer number (24277024).

Almost surely, 2^97056397 is an apocalyptic number.

It is an amenable number.

97056397 is a deficient number, since it is larger than the sum of its proper divisors (51699).

97056397 is a wasteful number, since it uses less digits than its factorization.

97056397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51698.

The product of its (nonzero) digits is 357210, while the sum is 46.

The square root of 97056397 is about 9851.7205096369. The cubic root of 97056397 is about 459.5591191666.

The spelling of 97056397 in words is "ninety-seven million, fifty-six thousand, three hundred ninety-seven".