82373782 has 8 divisors (see below), whose sum is σ = 124784352. Its totient is φ = 40779000.

The previous prime is 82373771. The next prime is 82373783. The reversal of 82373782 is 28737328.

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 (82373783) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203694 + ... + 204097.

It is an arithmetic number, because the mean of its divisors is an integer number (15598044).

Almost surely, 2^82373782 is an apocalyptic number.

82373782 is a deficient number, since it is larger than the sum of its proper divisors (42410570).

82373782 is a wasteful number, since it uses less digits than its factorization.

82373782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407894.

The product of its digits is 112896, while the sum is 40.

The square root of 82373782 is about 9076.0003305421. Note that the first 3 decimals coincide. The cubic root of 82373782 is about 435.1072655720.

The spelling of 82373782 in words is "eighty-two million, three hundred seventy-three thousand, seven hundred eighty-two".