634056233 has 2 divisors, whose sum is σ = 634056234. Its totient is φ = 634056232.

The previous prime is 634056217. The next prime is 634056251. The reversal of 634056233 is 332650436.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 583319104 + 50737129 = 24152^2 + 7123^2 .

It is a cyclic number.

It is not a de Polignac number, because 634056233 - 2⁴ = 634056217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 634056233.

It is not a weakly prime, because it can be changed into another prime (634056253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317028116 + 317028117.

It is an arithmetic number, because the mean of its divisors is an integer number (317028117).

Almost surely, 2^634056233 is an apocalyptic number.

It is an amenable number.

634056233 is a deficient number, since it is larger than the sum of its proper divisors (1).

634056233 is an equidigital number, since it uses as much as digits as its factorization.

634056233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 32.

The square root of 634056233 is about 25180.4732481342. The cubic root of 634056233 is about 859.0977706727.

The spelling of 634056233 in words is "six hundred thirty-four million, fifty-six thousand, two hundred thirty-three".