965629 has 4 divisors (see below), whose sum is σ = 1103584. Its totient is φ = 827676.

The previous prime is 965623. The next prime is 965639. The reversal of 965629 is 926569.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 926569 = 7 ⋅132367.

It is a cyclic number.

It is not a de Polignac number, because 965629 - 2³ = 965621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (965621) 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, 68967 + ... + 68980.

It is an arithmetic number, because the mean of its divisors is an integer number (275896).

2⁹⁶⁵⁶²⁹ is an apocalyptic number.

It is an amenable number.

965629 is a deficient number, since it is larger than the sum of its proper divisors (137955).

965629 is a wasteful number, since it uses less digits than its factorization.

965629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137954.

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

The square root of 965629 is about 982.6642356370. The cubic root of 965629 is about 98.8409171766.

Subtracting from 965629 its reverse (926569), we obtain a triangular number (39060 = T₂₇₉).

The spelling of 965629 in words is "nine hundred sixty-five thousand, six hundred twenty-nine".