146409530 has 32 divisors (see below), whose sum is σ = 269362368. Its totient is φ = 57283200.

The previous prime is 146409493. The next prime is 146409581. The reversal of 146409530 is 35904641.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 15 ways as a sum of consecutive naturals, for example, 94865 + ... + 96395.

It is an arithmetic number, because the mean of its divisors is an integer number (8417574).

Almost surely, 2^146409530 is an apocalyptic number.

146409530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146409530 is a deficient number, since it is larger than the sum of its proper divisors (122952838).

146409530 is a wasteful number, since it uses less digits than its factorization.

146409530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1742.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 146409530 is about 12099.9805784968. The cubic root of 146409530 is about 527.0556202975.

The spelling of 146409530 in words is "one hundred forty-six million, four hundred nine thousand, five hundred thirty".