996625 has 32 divisors (see below), whose sum is σ = 1527552. Its totient is φ = 633600.

The previous prime is 996617. The next prime is 996629. The reversal of 996625 is 526699.

It is a happy number.

996625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 996625 - 2³ = 996617 is a prime.

It is a super-2 number, since 2×996625² = 1986522781250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (996629) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14842 + ... + 14908.

It is an arithmetic number, because the mean of its divisors is an integer number (47736).

2⁹⁹⁶⁶²⁵ is an apocalyptic number.

It is an amenable number.

996625 is a deficient number, since it is larger than the sum of its proper divisors (530927).

996625 is a wasteful number, since it uses less digits than its factorization.

996625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106 (or 96 counting only the distinct ones).

The product of its digits is 29160, while the sum is 37.

The square root of 996625 is about 998.3110737641. The cubic root of 996625 is about 99.8873731997.

It can be divided in two parts, 99 and 6625, that added together give a square (6724 = 82²).

The spelling of 996625 in words is "nine hundred ninety-six thousand, six hundred twenty-five".