79801433 has 2 divisors, whose sum is σ = 79801434. Its totient is φ = 79801432.

The previous prime is 79801399. The next prime is 79801439. The reversal of 79801433 is 33410897.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64770304 + 15031129 = 8048^2 + 3877^2 .

It is a cyclic number.

It is not a de Polignac number, because 79801433 - 2⁶ = 79801369 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 79801393 and 79801402.

It is not a weakly prime, because it can be changed into another prime (79801439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39900716 + 39900717.

It is an arithmetic number, because the mean of its divisors is an integer number (39900717).

Almost surely, 2^79801433 is an apocalyptic number.

It is an amenable number.

79801433 is a deficient number, since it is larger than the sum of its proper divisors (1).

79801433 is an equidigital number, since it uses as much as digits as its factorization.

79801433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 79801433 is about 8933.1647807482. The cubic root of 79801433 is about 430.5301429503.

The spelling of 79801433 in words is "seventy-nine million, eight hundred one thousand, four hundred thirty-three".