79894733 has 2 divisors, whose sum is σ = 79894734. Its totient is φ = 79894732.

The previous prime is 79894699. The next prime is 79894741. The reversal of 79894733 is 33749897.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79887844 + 6889 = 8938^2 + 83^2 .

It is a cyclic number.

It is not a de Polignac number, because 79894733 - 2⁶ = 79894669 is a prime.

It is a super-2 number, since 2×79894733² = 12766336722282578, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79893733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39947366 + 39947367.

It is an arithmetic number, because the mean of its divisors is an integer number (39947367).

Almost surely, 2^79894733 is an apocalyptic number.

It is an amenable number.

79894733 is a deficient number, since it is larger than the sum of its proper divisors (1).

79894733 is an equidigital number, since it uses as much as digits as its factorization.

79894733 is an evil number, because the sum of its binary digits is even.

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

The square root of 79894733 is about 8938.3853687341. The cubic root of 79894733 is about 430.6978626542.

The spelling of 79894733 in words is "seventy-nine million, eight hundred ninety-four thousand, seven hundred thirty-three".