146989976 has 32 divisors (see below), whose sum is σ = 316133280. Its totient is φ = 62764800.

The previous prime is 146989963. The next prime is 146989979. The reversal of 146989976 is 679989641.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146989979) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11066 + ... + 20406.

It is an arithmetic number, because the mean of its divisors is an integer number (9879165).

Almost surely, 2^146989976 is an apocalyptic number.

It is an amenable number.

146989976 is an abundant number, since it is smaller than the sum of its proper divisors (169143304).

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

146989976 is a wasteful number, since it uses less digits than its factorization.

146989976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9635 (or 9631 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 59.

The square root of 146989976 is about 12123.9422631420. The cubic root of 146989976 is about 527.7512123762.

The spelling of 146989976 in words is "one hundred forty-six million, nine hundred eighty-nine thousand, nine hundred seventy-six".