97432072 has 16 divisors (see below), whose sum is σ = 187141500. Its totient is φ = 47527680.

The previous prime is 97432037. The next prime is 97432087. The reversal of 97432072 is 27023479.

It can be written as a sum of positive squares in 2 ways, for example, as 90744676 + 6687396 = 9526^2 + 2586^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148197 + ... + 148852.

Almost surely, 2^97432072 is an apocalyptic number.

It is an amenable number.

97432072 is a deficient number, since it is larger than the sum of its proper divisors (89709428).

97432072 is a wasteful number, since it uses less digits than its factorization.

97432072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297096 (or 297092 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 97432072 is about 9870.7685617686. The cubic root of 97432072 is about 460.1512923900.

The spelling of 97432072 in words is "ninety-seven million, four hundred thirty-two thousand, seventy-two".