97742274 has 16 divisors (see below), whose sum is σ = 223411008. Its totient is φ = 27926352.

The previous prime is 97742269. The next prime is 97742297. The reversal of 97742274 is 47224779.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 2327197 = 97742274 / (9 + 7 + 7 + 4 + 2 + 2 + 7 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1163557 + ... + 1163640.

It is an arithmetic number, because the mean of its divisors is an integer number (13963188).

Almost surely, 2^97742274 is an apocalyptic number.

97742274 is an abundant number, since it is smaller than the sum of its proper divisors (125668734).

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

97742274 is a wasteful number, since it uses less digits than its factorization.

97742274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2327209.

The product of its digits is 197568, while the sum is 42.

The square root of 97742274 is about 9886.4692383075. The cubic root of 97742274 is about 460.6391147661.

It can be divided in two parts, 97 and 742274, that added together give a triangular number (742371 = T₁₂₁₈).

The spelling of 97742274 in words is "ninety-seven million, seven hundred forty-two thousand, two hundred seventy-four".