97072434 has 24 divisors (see below), whose sum is σ = 211093740. Its totient is φ = 32239008.

The previous prime is 97072427. The next prime is 97072447. The reversal of 97072434 is 43427079.

It can be written as a sum of positive squares in 2 ways, for example, as 91298025 + 5774409 = 9555^2 + 2403^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4749 + ... + 14720.

Almost surely, 2^97072434 is an apocalyptic number.

97072434 is an abundant number, since it is smaller than the sum of its proper divisors (114021306).

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

97072434 is a wasteful number, since it uses less digits than its factorization.

97072434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19754 (or 19751 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 97072434 is about 9852.5343947636. The cubic root of 97072434 is about 459.5844293434.

The spelling of 97072434 in words is "ninety-seven million, seventy-two thousand, four hundred thirty-four".