146504290 has 16 divisors (see below), whose sum is σ = 264004920. Its totient is φ = 58535680.

The previous prime is 146504261. The next prime is 146504291. The reversal of 146504290 is 92405641.

It can be written as a sum of positive squares in 4 ways, for example, as 116834481 + 29669809 = 10809^2 + 5447^2 .

It is not an unprimeable number, because it can be changed into a prime (146504291) 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, 1626 + ... + 17194.

Almost surely, 2^146504290 is an apocalyptic number.

146504290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146504290 is a deficient number, since it is larger than the sum of its proper divisors (117500630).

146504290 is a wasteful number, since it uses less digits than its factorization.

146504290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16517.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 146504290 is about 12103.8956538794. The cubic root of 146504290 is about 527.1693037430.

The spelling of 146504290 in words is "one hundred forty-six million, five hundred four thousand, two hundred ninety".