44136980 has 24 divisors (see below), whose sum is σ = 93135840. Its totient is φ = 17569440.

The previous prime is 44136973. The next prime is 44136997. The reversal of 44136980 is 8963144.

It is a self number, because there is not a number n which added to its sum of digits gives 44136980.

It is a congruent number.

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, 1010 + ... + 9449.

It is an arithmetic number, because the mean of its divisors is an integer number (3880660).

Almost surely, 2^44136980 is an apocalyptic number.

It is an amenable number.

44136980 is an abundant number, since it is smaller than the sum of its proper divisors (48998860).

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

44136980 is a wasteful number, since it uses less digits than its factorization.

44136980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10679 (or 10677 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 44136980 is about 6643.5668130907. The cubic root of 44136980 is about 353.4008078883.

The spelling of 44136980 in words is "forty-four million, one hundred thirty-six thousand, nine hundred eighty".