79364573 has 2 divisors, whose sum is σ = 79364574. Its totient is φ = 79364572.

The previous prime is 79364569. The next prime is 79364587. The reversal of 79364573 is 37546397.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43388569 + 35976004 = 6587^2 + 5998^2 .

It is a cyclic number.

It is not a de Polignac number, because 79364573 - 2² = 79364569 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79364563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39682286 + 39682287.

It is an arithmetic number, because the mean of its divisors is an integer number (39682287).

Almost surely, 2^79364573 is an apocalyptic number.

It is an amenable number.

79364573 is a deficient number, since it is larger than the sum of its proper divisors (1).

79364573 is an equidigital number, since it uses as much as digits as its factorization.

79364573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 476280, while the sum is 44.

The square root of 79364573 is about 8908.6796440326. The cubic root of 79364573 is about 429.7430825103.

The spelling of 79364573 in words is "seventy-nine million, three hundred sixty-four thousand, five hundred seventy-three".