82726422 has 16 divisors (see below), whose sum is σ = 166972080. Its totient is φ = 27322272.

The previous prime is 82726421. The next prime is 82726429. The reversal of 82726422 is 22462728.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82726421) 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, 62593 + ... + 63900.

It is an arithmetic number, because the mean of its divisors is an integer number (10435755).

Almost surely, 2^82726422 is an apocalyptic number.

82726422 is an abundant number, since it is smaller than the sum of its proper divisors (84245658).

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

82726422 is a wasteful number, since it uses less digits than its factorization.

82726422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126607.

The product of its digits is 21504, while the sum is 33.

The square root of 82726422 is about 9095.4066429160. The cubic root of 82726422 is about 435.7272759260.

The spelling of 82726422 in words is "eighty-two million, seven hundred twenty-six thousand, four hundred twenty-two".