79416047 has 2 divisors, whose sum is σ = 79416048. Its totient is φ = 79416046.

The previous prime is 79416037. The next prime is 79416053. The reversal of 79416047 is 74061497.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79416047 - 2⁴ = 79416031 is a prime.

It is a super-2 number, since 2×79416047² = 12613817042212418, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 79416047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79416037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39708023 + 39708024.

It is an arithmetic number, because the mean of its divisors is an integer number (39708024).

Almost surely, 2^79416047 is an apocalyptic number.

79416047 is a deficient number, since it is larger than the sum of its proper divisors (1).

79416047 is an equidigital number, since it uses as much as digits as its factorization.

79416047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 79416047 is about 8911.5681560542. The cubic root of 79416047 is about 429.8359695253.

The spelling of 79416047 in words is "seventy-nine million, four hundred sixteen thousand, forty-seven".