572405377 has 2 divisors, whose sum is σ = 572405378. Its totient is φ = 572405376.

The previous prime is 572405371. The next prime is 572405399. The reversal of 572405377 is 773504275.

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., 432598401 + 139806976 = 20799^2 + 11824^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-572405377 is a prime.

It is not a weakly prime, because it can be changed into another prime (572405371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286202688 + 286202689.

It is an arithmetic number, because the mean of its divisors is an integer number (286202689).

Almost surely, 2^572405377 is an apocalyptic number.

It is an amenable number.

572405377 is a deficient number, since it is larger than the sum of its proper divisors (1).

572405377 is an equidigital number, since it uses as much as digits as its factorization.

572405377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 205800, while the sum is 40.

The square root of 572405377 is about 23924.9948171363. The cubic root of 572405377 is about 830.2991020529.

The spelling of 572405377 in words is "five hundred seventy-two million, four hundred five thousand, three hundred seventy-seven".