625841329 has 4 divisors (see below), whose sum is σ = 626232384. Its totient is φ = 625450276.

The previous prime is 625841317. The next prime is 625841341. The reversal of 625841329 is 923148526.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (625841317) and next prime (625841341).

It is a cyclic number.

It is not a de Polignac number, because 625841329 - 2²⁵ = 592286897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 625841291 and 625841300.

It is not an unprimeable number, because it can be changed into a prime (625841389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193117 + ... + 196330.

It is an arithmetic number, because the mean of its divisors is an integer number (156558096).

Almost surely, 2^625841329 is an apocalyptic number.

It is an amenable number.

625841329 is a deficient number, since it is larger than the sum of its proper divisors (391055).

625841329 is a wasteful number, since it uses less digits than its factorization.

625841329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391054.

The product of its digits is 103680, while the sum is 40.

The square root of 625841329 is about 25016.8209211322. The cubic root of 625841329 is about 855.3714419516.

The spelling of 625841329 in words is "six hundred twenty-five million, eight hundred forty-one thousand, three hundred twenty-nine".