146090304 has 70 divisors (see below), whose sum is σ = 433072794. Its totient is φ = 48695040.

The previous prime is 146090293. The next prime is 146090309. The reversal of 146090304 is 403090641.

It can be written as a sum of positive squares in only one way, i.e., 142850304 + 3240000 = 11952^2 + 1800^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146090309) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 8907 + ... + 19274.

Almost surely, 2^146090304 is an apocalyptic number.

It is an amenable number.

146090304 is an abundant number, since it is smaller than the sum of its proper divisors (286982490).

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

146090304 is an equidigital number, since it uses as much as digits as its factorization.

146090304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28205 (or 28186 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 146090304 is about 12086.7822020586. The cubic root of 146090304 is about 526.6722839402.

The spelling of 146090304 in words is "one hundred forty-six million, ninety thousand, three hundred four".