79828733 has 2 divisors, whose sum is σ = 79828734. Its totient is φ = 79828732.

The previous prime is 79828669. The next prime is 79828799. The reversal of 79828733 is 33782897.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79512889 + 315844 = 8917^2 + 562^2 .

It is a cyclic number.

It is not a de Polignac number, because 79828733 - 2⁶ = 79828669 is a prime.

It is a super-2 number, since 2×79828733² = 12745253224770578, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79828933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39914366 + 39914367.

It is an arithmetic number, because the mean of its divisors is an integer number (39914367).

Almost surely, 2^79828733 is an apocalyptic number.

It is an amenable number.

79828733 is a deficient number, since it is larger than the sum of its proper divisors (1).

79828733 is an equidigital number, since it uses as much as digits as its factorization.

79828733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 47.

The square root of 79828733 is about 8934.6926639924. The cubic root of 79828733 is about 430.5792320139.

The spelling of 79828733 in words is "seventy-nine million, eight hundred twenty-eight thousand, seven hundred thirty-three".