146875290 has 16 divisors (see below), whose sum is σ = 352500768. Its totient is φ = 39166736.

The previous prime is 146875279. The next prime is 146875297. The reversal of 146875290 is 92578641.

It is not an unprimeable number, because it can be changed into a prime (146875297) by changing a digit.

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, 2447892 + ... + 2447951.

It is an arithmetic number, because the mean of its divisors is an integer number (22031298).

Almost surely, 2^146875290 is an apocalyptic number.

146875290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146875290 is an abundant number, since it is smaller than the sum of its proper divisors (205625478).

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

146875290 is a wasteful number, since it uses less digits than its factorization.

146875290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4895853.

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 146875290 is about 12119.2116080214. The cubic root of 146875290 is about 527.6139208744.

The spelling of 146875290 in words is "one hundred forty-six million, eight hundred seventy-five thousand, two hundred ninety".