146488923 has 24 divisors (see below), whose sum is σ = 242930688. Its totient is φ = 83324592.

The previous prime is 146488913. The next prime is 146488931. The reversal of 146488923 is 329884641.

It is a happy number.

146488923 is a `hidden beast` number, since 146 + 488 + 9 + 23 = 666.

It is not a de Polignac number, because 146488923 - 2⁴ = 146488907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146488913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8836 + ... + 19262.

It is an arithmetic number, because the mean of its divisors is an integer number (10122112).

Almost surely, 2^146488923 is an apocalyptic number.

146488923 is a deficient number, since it is larger than the sum of its proper divisors (96441765).

146488923 is a wasteful number, since it uses less digits than its factorization.

146488923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10663 (or 10660 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 146488923 is about 12103.2608416079. The cubic root of 146488923 is about 527.1508713045.

The spelling of 146488923 in words is "one hundred forty-six million, four hundred eighty-eight thousand, nine hundred twenty-three".