97792738 has 16 divisors (see below), whose sum is σ = 158251320. Its totient is φ = 45150976.

The previous prime is 97792661. The next prime is 97792763. The reversal of 97792738 is 83729779.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 96766569 + 1026169 = 9837^2 + 1013^2 .

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 7 ways as a sum of consecutive naturals, for example, 25333 + ... + 28936.

Almost surely, 2^97792738 is an apocalyptic number.

97792738 is a deficient number, since it is larger than the sum of its proper divisors (60458582).

97792738 is a wasteful number, since it uses less digits than its factorization.

97792738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54341.

The product of its digits is 1333584, while the sum is 52.

The square root of 97792738 is about 9889.0210840103. The cubic root of 97792738 is about 460.7183765905.

The spelling of 97792738 in words is "ninety-seven million, seven hundred ninety-two thousand, seven hundred thirty-eight".