534390793 has 2 divisors, whose sum is σ = 534390794. Its totient is φ = 534390792.

The previous prime is 534390781. The next prime is 534390833. The reversal of 534390793 is 397093435.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 446181129 + 88209664 = 21123^2 + 9392^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-534390793 is a prime.

It is not a weakly prime, because it can be changed into another prime (534390193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267195396 + 267195397.

It is an arithmetic number, because the mean of its divisors is an integer number (267195397).

Almost surely, 2^534390793 is an apocalyptic number.

It is an amenable number.

534390793 is a deficient number, since it is larger than the sum of its proper divisors (1).

534390793 is an equidigital number, since it uses as much as digits as its factorization.

534390793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 306180, while the sum is 43.

The square root of 534390793 is about 23116.8941036637. The cubic root of 534390793 is about 811.4958858425.

The spelling of 534390793 in words is "five hundred thirty-four million, three hundred ninety thousand, seven hundred ninety-three".