84290448 has 80 divisors (see below), whose sum is σ = 238841856. Its totient is φ = 25403520.

The previous prime is 84290431. The next prime is 84290467. The reversal of 84290448 is 84409248.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138561 + ... + 139167.

Almost surely, 2^84290448 is an apocalyptic number.

84290448 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84290448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119420928).

84290448 is an abundant number, since it is smaller than the sum of its proper divisors (154551408).

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

84290448 is a wasteful number, since it uses less digits than its factorization.

84290448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 892 (or 886 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 39.

The square root of 84290448 is about 9180.9829539108. The cubic root of 84290448 is about 438.4561041825.

The spelling of 84290448 in words is "eighty-four million, two hundred ninety thousand, four hundred forty-eight".