634223383 has 16 divisors (see below), whose sum is σ = 669182976. Its totient is φ = 600384960.

The previous prime is 634223371. The next prime is 634223399. The reversal of 634223383 is 383322436.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-634223383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634220383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 286266 + ... + 288472.

It is an arithmetic number, because the mean of its divisors is an integer number (41823936).

Almost surely, 2^634223383 is an apocalyptic number.

634223383 is a deficient number, since it is larger than the sum of its proper divisors (34959593).

634223383 is a wasteful number, since it uses less digits than its factorization.

634223383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2454.

The product of its digits is 62208, while the sum is 34.

The square root of 634223383 is about 25183.7920695038. The cubic root of 634223383 is about 859.1732558680.

The spelling of 634223383 in words is "six hundred thirty-four million, two hundred twenty-three thousand, three hundred eighty-three".