79274966 has 4 divisors (see below), whose sum is σ = 118912452. Its totient is φ = 39637482.

The previous prime is 79274963. The next prime is 79274971. The reversal of 79274966 is 66947297.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66947297 = 953 ⋅70249.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79274963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19818740 + ... + 19818743.

It is an arithmetic number, because the mean of its divisors is an integer number (29728113).

Almost surely, 2^79274966 is an apocalyptic number.

79274966 is a deficient number, since it is larger than the sum of its proper divisors (39637486).

79274966 is a wasteful number, since it uses less digits than its factorization.

79274966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39637485.

The product of its digits is 1143072, while the sum is 50.

The square root of 79274966 is about 8903.6490272247. The cubic root of 79274966 is about 429.5812870198.

The spelling of 79274966 in words is "seventy-nine million, two hundred seventy-four thousand, nine hundred sixty-six".