97609835 has 32 divisors (see below), whose sum is σ = 129330432. Its totient is φ = 70420480.

The previous prime is 97609823. The next prime is 97609847. The reversal of 97609835 is 53890679.

It is an interprime number because it is at equal distance from previous prime (97609823) and next prime (97609847).

It is not a de Polignac number, because 97609835 - 2⁴ = 97609819 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 97609835.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 211505 + ... + 211965.

It is an arithmetic number, because the mean of its divisors is an integer number (4041576).

Almost surely, 2^97609835 is an apocalyptic number.

97609835 is a deficient number, since it is larger than the sum of its proper divisors (31720597).

97609835 is a wasteful number, since it uses less digits than its factorization.

97609835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583.

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 97609835 is about 9879.7689750318. The cubic root of 97609835 is about 460.4309681909.

The spelling of 97609835 in words is "ninety-seven million, six hundred nine thousand, eight hundred thirty-five".