82742588 has 24 divisors (see below), whose sum is σ = 148654800. Its totient is φ = 40284288.

The previous prime is 82742581. The next prime is 82742591. The reversal of 82742588 is 88524728.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82742581) 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, 22118 + ... + 25586.

It is an arithmetic number, because the mean of its divisors is an integer number (6193950).

Almost surely, 2^82742588 is an apocalyptic number.

It is an amenable number.

82742588 is a deficient number, since it is larger than the sum of its proper divisors (65912212).

82742588 is a wasteful number, since it uses less digits than its factorization.

82742588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3629 (or 3627 counting only the distinct ones).

The product of its digits is 286720, while the sum is 44.

The square root of 82742588 is about 9096.2952898419. The cubic root of 82742588 is about 435.7556566545.

The spelling of 82742588 in words is "eighty-two million, seven hundred forty-two thousand, five hundred eighty-eight".