79875602 has 4 divisors (see below), whose sum is σ = 119813406. Its totient is φ = 39937800.

The previous prime is 79875581. The next prime is 79875641. The reversal of 79875602 is 20657897.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20657897 = 13 ⋅1589069.

It can be written as a sum of positive squares in only one way, i.e., 72097081 + 7778521 = 8491^2 + 2789^2 .

It is a super-2 number, since 2×79875602² = 12760223589724808, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19968899 + ... + 19968902.

Almost surely, 2^79875602 is an apocalyptic number.

79875602 is a deficient number, since it is larger than the sum of its proper divisors (39937804).

79875602 is a wasteful number, since it uses less digits than its factorization.

79875602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39937803.

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 79875602 is about 8937.3151449415. The cubic root of 79875602 is about 430.6634826717.

The spelling of 79875602 in words is "seventy-nine million, eight hundred seventy-five thousand, six hundred two".