625376529 has 12 divisors (see below), whose sum is σ = 906586356. Its totient is φ = 415410912.

The previous prime is 625376519. The next prime is 625376537. The reversal of 625376529 is 925673526.

625376529 is a `hidden beast` number, since 6 + 2 + 53 + 76 + 529 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 368640000 + 256736529 = 19200^2 + 16023^2 .

It is not a de Polignac number, because 625376529 - 2¹⁶ = 625310993 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (625376519) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122934 + ... + 127919.

It is an arithmetic number, because the mean of its divisors is an integer number (75548863).

Almost surely, 2^625376529 is an apocalyptic number.

It is an amenable number.

625376529 is a deficient number, since it is larger than the sum of its proper divisors (281209827).

625376529 is a wasteful number, since it uses less digits than its factorization.

625376529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251136 (or 251133 counting only the distinct ones).

The product of its digits is 680400, while the sum is 45.

The square root of 625376529 is about 25007.5294461488. The cubic root of 625376529 is about 855.1596336798.

The spelling of 625376529 in words is "six hundred twenty-five million, three hundred seventy-six thousand, five hundred twenty-nine".