97239042 has 20 divisors (see below), whose sum is σ = 217887846. Its totient is φ = 32412960.

The previous prime is 97239041. The next prime is 97239061. The reversal of 97239042 is 24093279.

It can be written as a sum of positive squares in only one way, i.e., 96412761 + 826281 = 9819^2 + 909^2 .

It is a junction number, because it is equal to n+sod(n) for n = 97238988 and 97239006.

It is not an unprimeable number, because it can be changed into a prime (97239041) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 299959 + ... + 300282.

Almost surely, 2^97239042 is an apocalyptic number.

97239042 is an abundant number, since it is smaller than the sum of its proper divisors (120648804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97239042 is a wasteful number, since it uses less digits than its factorization.

97239042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600255 (or 600246 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 97239042 is about 9860.9858533516. The cubic root of 97239042 is about 459.8472113868.

The spelling of 97239042 in words is "ninety-seven million, two hundred thirty-nine thousand, forty-two".