80389044 has 48 divisors (see below), whose sum is σ = 215611200. Its totient is φ = 25871328.

The previous prime is 80389037. The next prime is 80389051. The reversal of 80389044 is 44098308.

It is an interprime number because it is at equal distance from previous prime (80389037) and next prime (80389051).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9702 + ... + 15965.

It is an arithmetic number, because the mean of its divisors is an integer number (4491900).

Almost surely, 2^80389044 is an apocalyptic number.

It is an amenable number.

80389044 is an abundant number, since it is smaller than the sum of its proper divisors (135222156).

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

80389044 is a wasteful number, since it uses less digits than its factorization.

80389044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25709 (or 25701 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 80389044 is about 8965.9937541803. The cubic root of 80389044 is about 431.5842837240.

The spelling of 80389044 in words is "eighty million, three hundred eighty-nine thousand, forty-four".