97759994 has 16 divisors (see below), whose sum is σ = 152674728. Its totient is φ = 46904832.

The previous prime is 97759969. The next prime is 97759999. The reversal of 97759994 is 49995779.

It can be written as a sum of positive squares in 4 ways, for example, as 86955625 + 10804369 = 9325^2 + 3287^2 .

It is not an unprimeable number, because it can be changed into a prime (97759999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3647 + ... + 14450.

Almost surely, 2^97759994 is an apocalyptic number.

97759994 is a deficient number, since it is larger than the sum of its proper divisors (54914734).

97759994 is a wasteful number, since it uses less digits than its factorization.

97759994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18209.

The product of its digits is 6429780, while the sum is 59.

The square root of 97759994 is about 9887.3653720291. The cubic root of 97759994 is about 460.6669499820. Note that the first 3 decimals are identical.

The spelling of 97759994 in words is "ninety-seven million, seven hundred fifty-nine thousand, nine hundred ninety-four".