102044556 has 24 divisors (see below), whose sum is σ = 264560240. Its totient is φ = 34014816.

The previous prime is 102044543. The next prime is 102044561. The reversal of 102044556 is 655440201.

102044556 is a `hidden beast` number, since 1 + 0 + 204 + 455 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 472321 + ... + 472536.

Almost surely, 2^102044556 is an apocalyptic number.

It is an amenable number.

102044556 is an abundant number, since it is smaller than the sum of its proper divisors (162515684).

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

102044556 is a wasteful number, since it uses less digits than its factorization.

102044556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944870 (or 944862 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 102044556 is about 10101.7105482190. The cubic root of 102044556 is about 467.3008957027.

Adding to 102044556 its reverse (655440201), we get a palindrome (757484757).

The spelling of 102044556 in words is "one hundred two million, forty-four thousand, five hundred fifty-six".