97206775 has 6 divisors (see below), whose sum is σ = 120536432. Its totient is φ = 77765400.

The previous prime is 97206773. The next prime is 97206787. The reversal of 97206775 is 57760279.

It is a happy number.

It is not a de Polignac number, because 97206775 - 2¹ = 97206773 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 (97206773) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1944111 + ... + 1944160.

Almost surely, 2^97206775 is an apocalyptic number.

97206775 is a deficient number, since it is larger than the sum of its proper divisors (23329657).

97206775 is a wasteful number, since it uses less digits than its factorization.

97206775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3888281 (or 3888276 counting only the distinct ones).

The product of its (nonzero) digits is 185220, while the sum is 43.

The square root of 97206775 is about 9859.3496235807. The cubic root of 97206775 is about 459.7963417937.

The spelling of 97206775 in words is "ninety-seven million, two hundred six thousand, seven hundred seventy-five".