97609766 has 16 divisors (see below), whose sum is σ = 155161440. Its totient is φ = 45971520.

The previous prime is 97609763. The next prime is 97609781. The reversal of 97609766 is 66790679.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97609763) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18146 + ... + 22901.

It is an arithmetic number, because the mean of its divisors is an integer number (9697590).

Almost surely, 2^97609766 is an apocalyptic number.

97609766 is a deficient number, since it is larger than the sum of its proper divisors (57551674).

97609766 is a wasteful number, since it uses less digits than its factorization.

97609766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41119.

The product of its (nonzero) digits is 857304, while the sum is 50.

The square root of 97609766 is about 9879.7654830466. The cubic root of 97609766 is about 460.4308596987.

The spelling of 97609766 in words is "ninety-seven million, six hundred nine thousand, seven hundred sixty-six".