873562044 has 24 divisors (see below), whose sum is σ = 2040490368. Its totient is φ = 290876080.

The previous prime is 873562043. The next prime is 873562049. The reversal of 873562044 is 440265378.

It is a happy number.

It is a super-2 number, since 2×873562044² = 1526221289434915872, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 873561993 and 873562011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (873562043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27072 + ... + 49799.

It is an arithmetic number, because the mean of its divisors is an integer number (85020432).

Almost surely, 2^873562044 is an apocalyptic number.

It is an amenable number.

873562044 is an abundant number, since it is smaller than the sum of its proper divisors (1166928324).

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

873562044 is a wasteful number, since it uses less digits than its factorization.

873562044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77825 (or 77823 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 873562044 is about 29556.0830287100. The cubic root of 873562044 is about 955.9413591827.

The spelling of 873562044 in words is "eight hundred seventy-three million, five hundred sixty-two thousand, forty-four".