79236089 has 2 divisors, whose sum is σ = 79236090. Its totient is φ = 79236088.

The previous prime is 79236043. The next prime is 79236097. The reversal of 79236089 is 98063297.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75394489 + 3841600 = 8683^2 + 1960^2 .

It is a cyclic number.

It is not a de Polignac number, because 79236089 - 2¹² = 79231993 is a prime.

It is not a weakly prime, because it can be changed into another prime (79236019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39618044 + 39618045.

It is an arithmetic number, because the mean of its divisors is an integer number (39618045).

Almost surely, 2^79236089 is an apocalyptic number.

It is an amenable number.

79236089 is a deficient number, since it is larger than the sum of its proper divisors (1).

79236089 is an equidigital number, since it uses as much as digits as its factorization.

79236089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 79236089 is about 8901.4655534917. The cubic root of 79236089 is about 429.5110523108.

The spelling of 79236089 in words is "seventy-nine million, two hundred thirty-six thousand, eighty-nine".