79414873 has 2 divisors, whose sum is σ = 79414874. Its totient is φ = 79414872.

The previous prime is 79414861. The next prime is 79414879. The reversal of 79414873 is 37841497.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51451929 + 27962944 = 7173^2 + 5288^2 .

It is an emirp because it is prime and its reverse (37841497) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-79414873 is a prime.

It is a super-2 number, since 2×79414873² = 12613444107212258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (79414879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39707436 + 39707437.

It is an arithmetic number, because the mean of its divisors is an integer number (39707437).

Almost surely, 2^79414873 is an apocalyptic number.

It is an amenable number.

79414873 is a deficient number, since it is larger than the sum of its proper divisors (1).

79414873 is an equidigital number, since it uses as much as digits as its factorization.

79414873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 43.

The square root of 79414873 is about 8911.5022863712. The cubic root of 79414873 is about 429.8338514399.

The spelling of 79414873 in words is "seventy-nine million, four hundred fourteen thousand, eight hundred seventy-three".