534406637 has 2 divisors, whose sum is σ = 534406638. Its totient is φ = 534406636.

The previous prime is 534406603. The next prime is 534406661. The reversal of 534406637 is 736604435.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 518518441 + 15888196 = 22771^2 + 3986^2 .

It is a cyclic number.

It is not a de Polignac number, because 534406637 - 2⁸ = 534406381 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 534406637.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (534406687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267203318 + 267203319.

It is an arithmetic number, because the mean of its divisors is an integer number (267203319).

Almost surely, 2^534406637 is an apocalyptic number.

It is an amenable number.

534406637 is a deficient number, since it is larger than the sum of its proper divisors (1).

534406637 is an equidigital number, since it uses as much as digits as its factorization.

534406637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 38.

The square root of 534406637 is about 23117.2367942192. The cubic root of 534406637 is about 811.5039056998.

The spelling of 534406637 in words is "five hundred thirty-four million, four hundred six thousand, six hundred thirty-seven".