82440502 has 8 divisors (see below), whose sum is σ = 124059312. Its totient is φ = 41087400.

The previous prime is 82440499. The next prime is 82440509. The reversal of 82440502 is 20504428.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82440509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65649 + ... + 66892.

It is an arithmetic number, because the mean of its divisors is an integer number (15507414).

Almost surely, 2^82440502 is an apocalyptic number.

82440502 is a deficient number, since it is larger than the sum of its proper divisors (41618810).

82440502 is a wasteful number, since it uses less digits than its factorization.

82440502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132854.

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 82440502 is about 9079.6752144556. The cubic root of 82440502 is about 435.2247079657.

The spelling of 82440502 in words is "eighty-two million, four hundred forty thousand, five hundred two".