625627534 has 16 divisors (see below), whose sum is σ = 1076300928. Its totient is φ = 267176952.

The previous prime is 625627517. The next prime is 625627537. The reversal of 625627534 is 435726526.

It is a super-2 number, since 2×625627534² = 782819622597842312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625627537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74992 + ... + 82915.

It is an arithmetic number, because the mean of its divisors is an integer number (67268808).

Almost surely, 2^625627534 is an apocalyptic number.

625627534 is a deficient number, since it is larger than the sum of its proper divisors (450673394).

625627534 is a wasteful number, since it uses less digits than its factorization.

625627534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158199.

The product of its digits is 302400, while the sum is 40.

The square root of 625627534 is about 25012.5475311892. The cubic root of 625627534 is about 855.2740291000.

The spelling of 625627534 in words is "six hundred twenty-five million, six hundred twenty-seven thousand, five hundred thirty-four".