634545528 has 32 divisors (see below), whose sum is σ = 1655337600. Its totient is φ = 202318688.

The previous prime is 634545497. The next prime is 634545547. The reversal of 634545528 is 825545436.

634545528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 634545528.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 574218 + ... + 575321.

It is an arithmetic number, because the mean of its divisors is an integer number (51729300).

Almost surely, 2^634545528 is an apocalyptic number.

It is an amenable number.

634545528 is an abundant number, since it is smaller than the sum of its proper divisors (1020792072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

634545528 is a wasteful number, since it uses less digits than its factorization.

634545528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149571 (or 1149567 counting only the distinct ones).

The product of its digits is 576000, while the sum is 42.

The square root of 634545528 is about 25190.1871370580. The cubic root of 634545528 is about 859.3186996382.

The spelling of 634545528 in words is "six hundred thirty-four million, five hundred forty-five thousand, five hundred twenty-eight".