825652044 has 36 divisors (see below), whose sum is σ = 2385217744. Its totient is φ = 235900512.

The previous prime is 825652033. The next prime is 825652067. The reversal of 825652044 is 440256528.

It is a happy number.

825652044 is a `hidden beast` number, since 82 + 56 + 520 + 4 + 4 = 666.

825652044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×825652044² = 1363402595522755872, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1637947 + ... + 1638450.

Almost surely, 2^825652044 is an apocalyptic number.

825652044 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

825652044 is an abundant number, since it is smaller than the sum of its proper divisors (1559565700).

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

825652044 is a wasteful number, since it uses less digits than its factorization.

825652044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3276414 (or 3276409 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The square root of 825652044 is about 28734.1616199255. The cubic root of 825652044 is about 938.1357513907.

The spelling of 825652044 in words is "eight hundred twenty-five million, six hundred fifty-two thousand, forty-four".