146819930 has 16 divisors (see below), whose sum is σ = 264448800. Its totient is φ = 58689552.

The previous prime is 146819923. The next prime is 146819947. The reversal of 146819930 is 39918641.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15221 + ... + 22919.

It is an arithmetic number, because the mean of its divisors is an integer number (16528050).

Almost surely, 2^146819930 is an apocalyptic number.

146819930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146819930 is a deficient number, since it is larger than the sum of its proper divisors (117628870).

146819930 is a wasteful number, since it uses less digits than its factorization.

146819930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9613.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 146819930 is about 12116.9274158097. The cubic root of 146819930 is about 527.5476234116.

The spelling of 146819930 in words is "one hundred forty-six million, eight hundred nineteen thousand, nine hundred thirty".