84298491 has 12 divisors (see below), whose sum is σ = 121901832. Its totient is φ = 56135616.

The previous prime is 84298477. The next prime is 84298499. The reversal of 84298491 is 19489248.

It is not a de Polignac number, because 84298491 - 2⁷ = 84298363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84298499) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4000 + ... + 13586.

It is an arithmetic number, because the mean of its divisors is an integer number (10158486).

Almost surely, 2^84298491 is an apocalyptic number.

84298491 is a deficient number, since it is larger than the sum of its proper divisors (37603341).

84298491 is a wasteful number, since it uses less digits than its factorization.

84298491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10570 (or 10567 counting only the distinct ones).

The product of its digits is 165888, while the sum is 45.

The square root of 84298491 is about 9181.4209684558. The cubic root of 84298491 is about 438.4700495755.

The spelling of 84298491 in words is "eighty-four million, two hundred ninety-eight thousand, four hundred ninety-one".