826525628 has 6 divisors (see below), whose sum is σ = 1446419856. Its totient is φ = 413262812.

The previous prime is 826525591. The next prime is 826525649.

It is a happy number.

826525628 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×826525628² = 1366289227481588768, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103315700 + ... + 103315707.

It is an arithmetic number, because the mean of its divisors is an integer number (241069976).

Almost surely, 2^826525628 is an apocalyptic number.

It is an amenable number.

826525628 is a deficient number, since it is larger than the sum of its proper divisors (619894228).

826525628 is a wasteful number, since it uses less digits than its factorization.

826525628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206631411 (or 206631409 counting only the distinct ones).

The product of its digits is 460800, while the sum is 44.

The square root of 826525628 is about 28749.3587406745. The cubic root of 826525628 is about 938.4665006932.

The spelling of 826525628 in words is "eight hundred twenty-six million, five hundred twenty-five thousand, six hundred twenty-eight".