84427826 has 16 divisors (see below), whose sum is σ = 145070784. Its totient is φ = 36099024.

The previous prime is 84427823. The next prime is 84427859. The reversal of 84427826 is 62872448.

It is not an unprimeable number, because it can be changed into a prime (84427823) 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, 605 + ... + 13008.

It is an arithmetic number, because the mean of its divisors is an integer number (9066924).

Almost surely, 2^84427826 is an apocalyptic number.

84427826 is a deficient number, since it is larger than the sum of its proper divisors (60642958).

84427826 is a wasteful number, since it uses less digits than its factorization.

84427826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14065.

The product of its digits is 172032, while the sum is 41.

The square root of 84427826 is about 9188.4615687285. The cubic root of 84427826 is about 438.6941759534.

The spelling of 84427826 in words is "eighty-four million, four hundred twenty-seven thousand, eight hundred twenty-six".