84409426 has 8 divisors (see below), whose sum is σ = 126831600. Its totient is φ = 42132228.

The previous prime is 84409417. The next prime is 84409439. The reversal of 84409426 is 62490448.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34776 + ... + 37123.

It is an arithmetic number, because the mean of its divisors is an integer number (15853950).

Almost surely, 2^84409426 is an apocalyptic number.

84409426 is a deficient number, since it is larger than the sum of its proper divisors (42422174).

84409426 is a wasteful number, since it uses less digits than its factorization.

84409426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72488.

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 84409426 is about 9187.4602584174. The cubic root of 84409426 is about 438.6623043155.

The spelling of 84409426 in words is "eighty-four million, four hundred nine thousand, four hundred twenty-six".