97066442 has 12 divisors (see below), whose sum is σ = 160039698. Its totient is φ = 44121000.

The previous prime is 97066439. The next prime is 97066457. The reversal of 97066442 is 24466079.

It can be written as a sum of positive squares in only one way, i.e., 95628841 + 1437601 = 9779^2 + 1199^2 .

It is a junction number, because it is equal to n+sod(n) for n = 97066396 and 97066405.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 200309 + ... + 200792.

Almost surely, 2^97066442 is an apocalyptic number.

97066442 is a deficient number, since it is larger than the sum of its proper divisors (62973256).

97066442 is a wasteful number, since it uses less digits than its factorization.

97066442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401125 (or 401114 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 97066442 is about 9852.2303058749. The cubic root of 97066442 is about 459.5749728772.

The spelling of 97066442 in words is "ninety-seven million, sixty-six thousand, four hundred forty-two".