79545698 has 4 divisors (see below), whose sum is σ = 119318550. Its totient is φ = 39772848.

The previous prime is 79545679. The next prime is 79545701. The reversal of 79545698 is 89654597.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89654597 = 19 ⋅4718663.

It can be written as a sum of positive squares in only one way, i.e., 68343289 + 11202409 = 8267^2 + 3347^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19886423 + ... + 19886426.

Almost surely, 2^79545698 is an apocalyptic number.

79545698 is a deficient number, since it is larger than the sum of its proper divisors (39772852).

79545698 is a wasteful number, since it uses less digits than its factorization.

79545698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39772851.

The product of its digits is 2721600, while the sum is 53.

The square root of 79545698 is about 8918.8394984998. The cubic root of 79545698 is about 430.0697525208.

The spelling of 79545698 in words is "seventy-nine million, five hundred forty-five thousand, six hundred ninety-eight".