79735394 has 4 divisors (see below), whose sum is σ = 119603094. Its totient is φ = 39867696.

The previous prime is 79735393. The next prime is 79735451. The reversal of 79735394 is 49353797.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 68277169 + 11458225 = 8263^2 + 3385^2 .

It is not an unprimeable number, because it can be changed into a prime (79735391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19933847 + ... + 19933850.

Almost surely, 2^79735394 is an apocalyptic number.

79735394 is a deficient number, since it is larger than the sum of its proper divisors (39867700).

79735394 is a wasteful number, since it uses less digits than its factorization.

79735394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39867699.

The product of its digits is 714420, while the sum is 47.

The square root of 79735394 is about 8929.4677332974. The cubic root of 79735394 is about 430.4113496510.

The spelling of 79735394 in words is "seventy-nine million, seven hundred thirty-five thousand, three hundred ninety-four".