82444072 has 32 divisors (see below), whose sum is σ = 158827680. Its totient is φ = 40098240.

The previous prime is 82444069. The next prime is 82444079. The reversal of 82444072 is 27044428.

It is not an unprimeable number, because it can be changed into a prime (82444079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152122 + ... + 152662.

It is an arithmetic number, because the mean of its divisors is an integer number (4963365).

Almost surely, 2^82444072 is an apocalyptic number.

It is an amenable number.

82444072 is a deficient number, since it is larger than the sum of its proper divisors (76383608).

82444072 is a wasteful number, since it uses less digits than its factorization.

82444072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033 (or 1029 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 31.

The square root of 82444072 is about 9079.8718052625. The cubic root of 82444072 is about 435.2309901924.

The spelling of 82444072 in words is "eighty-two million, four hundred forty-four thousand, seventy-two".