97742394 has 24 divisors (see below), whose sum is σ = 211959072. Its totient is φ = 32552520.

The previous prime is 97742369. The next prime is 97742399. The reversal of 97742394 is 49324779.

It is a zygodrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (97742399) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34699 + ... + 37409.

It is an arithmetic number, because the mean of its divisors is an integer number (8831628).

Almost surely, 2^97742394 is an apocalyptic number.

97742394 is an abundant number, since it is smaller than the sum of its proper divisors (114216678).

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

97742394 is a wasteful number, since it uses less digits than its factorization.

97742394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4722 (or 4719 counting only the distinct ones).

The product of its digits is 381024, while the sum is 45.

The square root of 97742394 is about 9886.4753072063. The cubic root of 97742394 is about 460.6393032778.

The spelling of 97742394 in words is "ninety-seven million, seven hundred forty-two thousand, three hundred ninety-four".