84240402 has 8 divisors (see below), whose sum is σ = 168480816. Its totient is φ = 28080132.

The previous prime is 84240383. The next prime is 84240413. The reversal of 84240402 is 20404248.

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

84240402 is an admirable number.

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, 7020028 + ... + 7020039.

It is an arithmetic number, because the mean of its divisors is an integer number (21060102).

Almost surely, 2^84240402 is an apocalyptic number.

84240402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

84240402 is a wasteful number, since it uses less digits than its factorization.

84240402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14040072.

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 84240402 is about 9178.2570240760. The cubic root of 84240402 is about 438.3693117527.

The spelling of 84240402 in words is "eighty-four million, two hundred forty thousand, four hundred two".