146982489 has 32 divisors (see below), whose sum is σ = 212557824. Its totient is φ = 90108480.

The previous prime is 146982457. The next prime is 146982491. The reversal of 146982489 is 984289641.

It is not a de Polignac number, because 146982489 - 2⁵ = 146982457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146982419) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 197452 + ... + 198194.

It is an arithmetic number, because the mean of its divisors is an integer number (6642432).

Almost surely, 2^146982489 is an apocalyptic number.

It is an amenable number.

146982489 is a deficient number, since it is larger than the sum of its proper divisors (65575335).

146982489 is a wasteful number, since it uses less digits than its factorization.

146982489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877.

The product of its digits is 995328, while the sum is 51.

The square root of 146982489 is about 12123.6334900062. The cubic root of 146982489 is about 527.7422518096.

The spelling of 146982489 in words is "one hundred forty-six million, nine hundred eighty-two thousand, four hundred eighty-nine".