472770013 has 2 divisors, whose sum is σ = 472770014. Its totient is φ = 472770012.

The previous prime is 472770007. The next prime is 472770029. The reversal of 472770013 is 310077274.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 334048729 + 138721284 = 18277^2 + 11778^2 .

It is a cyclic number.

It is not a de Polignac number, because 472770013 - 2⁵ = 472769981 is a prime.

It is a super-2 number, since 2×472770013² = 447022970384040338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (472770913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236385006 + 236385007.

It is an arithmetic number, because the mean of its divisors is an integer number (236385007).

Almost surely, 2^472770013 is an apocalyptic number.

It is an amenable number.

472770013 is a deficient number, since it is larger than the sum of its proper divisors (1).

472770013 is an equidigital number, since it uses as much as digits as its factorization.

472770013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8232, while the sum is 31.

The square root of 472770013 is about 21743.2751212875. The cubic root of 472770013 is about 779.0224511429.

The spelling of 472770013 in words is "four hundred seventy-two million, seven hundred seventy thousand, thirteen".