97166755 has 32 divisors (see below), whose sum is σ = 138672000. Its totient is φ = 65310336.

The previous prime is 97166753. The next prime is 97166759. The reversal of 97166755 is 55766179.

It is a happy number.

It is not a de Polignac number, because 97166755 - 2¹ = 97166753 is a prime.

Its product of digits (396900) is a multiple of the sum of its prime divisors (1134).

It is not an unprimeable number, because it can be changed into a prime (97166753) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90361 + ... + 91429.

It is an arithmetic number, because the mean of its divisors is an integer number (4333500).

Almost surely, 2^97166755 is an apocalyptic number.

97166755 is a deficient number, since it is larger than the sum of its proper divisors (41505245).

97166755 is a wasteful number, since it uses less digits than its factorization.

97166755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148 (or 1134 counting only the distinct ones).

The product of its digits is 396900, while the sum is 46.

The square root of 97166755 is about 9857.3198690110. The cubic root of 97166755 is about 459.7332337939.

It can be divided in two parts, 9716 and 6755, that added together give a triangular number (16471 = T₁₈₁).

The spelling of 97166755 in words is "ninety-seven million, one hundred sixty-six thousand, seven hundred fifty-five".