964825 has 6 divisors (see below), whose sum is σ = 1196414. Its totient is φ = 771840.

The previous prime is 964823. The next prime is 964829. The reversal of 964825 is 528469.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 112896 + 851929 = 336^2 + 923^2 .

It is not a de Polignac number, because 964825 - 2¹ = 964823 is a prime.

It is a Duffinian number.

964825 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (964823) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19272 + ... + 19321.

2⁹⁶⁴⁸²⁵ is an apocalyptic number.

It is an amenable number.

964825 is a deficient number, since it is larger than the sum of its proper divisors (231589).

964825 is a wasteful number, since it uses less digits than its factorization.

964825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38603 (or 38598 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 964825 is about 982.2550585260. The cubic root of 964825 is about 98.8134773203.

The spelling of 964825 in words is "nine hundred sixty-four thousand, eight hundred twenty-five".