625716 has 72 divisors (see below), whose sum is σ = 1956864. Its totient is φ = 164160.

The previous prime is 625699. The next prime is 625763. The reversal of 625716 is 617526.

It is a hoax number, since the sum of its digits (27) 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 625716.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3181 + ... + 3371.

2⁶²⁵⁷¹⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 625716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (978432).

625716 is an abundant number, since it is smaller than the sum of its proper divisors (1331148).

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

625716 is a wasteful number, since it uses less digits than its factorization.

625716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221 (or 216 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 625716 is about 791.0221235844. The cubic root of 625716 is about 85.5314340149.

It can be divided in two parts, 62 and 5716, that added together give a triangular number (5778 = T₁₀₇).

The spelling of 625716 in words is "six hundred twenty-five thousand, seven hundred sixteen".