84298440 has 64 divisors (see below), whose sum is σ = 266212800. Its totient is φ = 21295872.

The previous prime is 84298411. The next prime is 84298441. The reversal of 84298440 is 4489248.

It is not an unprimeable number, because it can be changed into a prime (84298441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16207 + ... + 20766.

It is an arithmetic number, because the mean of its divisors is an integer number (4159575).

Almost surely, 2^84298440 is an apocalyptic number.

It is an amenable number.

84298440 is an abundant number, since it is smaller than the sum of its proper divisors (181914360).

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

84298440 is a wasteful number, since it uses less digits than its factorization.

84298440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37006 (or 37002 counting only the distinct ones).

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

The square root of 84298440 is about 9181.4181911075. The cubic root of 84298440 is about 438.4699611517.

The spelling of 84298440 in words is "eighty-four million, two hundred ninety-eight thousand, four hundred forty".