76426 has 16 divisors (see below), whose sum is σ = 134784. Its totient is φ = 31824.

The previous prime is 76423. The next prime is 76441. The reversal of 76426 is 62467.

It is a self number, because there is not a number n which added to its sum of digits gives 76426.

It is not an unprimeable number, because it can be changed into a prime (76421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 691 + ... + 793.

It is an arithmetic number, because the mean of its divisors is an integer number (8424).

2⁷⁶⁴²⁶ is an apocalyptic number.

76426 is a deficient number, since it is larger than the sum of its proper divisors (58358).

76426 is a wasteful number, since it uses less digits than its factorization.

76426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165.

The product of its digits is 2016, while the sum is 25.

The square root of 76426 is about 276.4525275703. The cubic root of 76426 is about 42.4372314484.

The spelling of 76426 in words is "seventy-six thousand, four hundred twenty-six".