97206655 has 16 divisors (see below), whose sum is σ = 143567424. Its totient is φ = 61528320.

The previous prime is 97206653. The next prime is 97206667. The reversal of 97206655 is 55660279.

It is not a de Polignac number, because 97206655 - 2¹ = 97206653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97206653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106366 + ... + 107275.

It is an arithmetic number, because the mean of its divisors is an integer number (8972964).

Almost surely, 2^97206655 is an apocalyptic number.

97206655 is a deficient number, since it is larger than the sum of its proper divisors (46360769).

97206655 is a wasteful number, since it uses less digits than its factorization.

97206655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213666.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 97206655 is about 9859.3435379847. The cubic root of 97206655 is about 459.7961525902.

The spelling of 97206655 in words is "ninety-seven million, two hundred six thousand, six hundred fifty-five".