97775206 has 8 divisors (see below), whose sum is σ = 150073704. Its totient is φ = 47750640.

The previous prime is 97775203. The next prime is 97775207. The reversal of 97775206 is 60257779.

It is a happy number.

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

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97775203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 568375 + ... + 568546.

It is an arithmetic number, because the mean of its divisors is an integer number (18759213).

Almost surely, 2^97775206 is an apocalyptic number.

97775206 is a deficient number, since it is larger than the sum of its proper divisors (52298498).

97775206 is a wasteful number, since it uses less digits than its factorization.

97775206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1136966.

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

The square root of 97775206 is about 9888.1346066890. The cubic root of 97775206 is about 460.6908428579.

The spelling of 97775206 in words is "ninety-seven million, seven hundred seventy-five thousand, two hundred six".