146785312 has 12 divisors (see below), whose sum is σ = 288983646. Its totient is φ = 73392640.

The previous prime is 146785283. The next prime is 146785313. The reversal of 146785312 is 213587641.

It can be written as a sum of positive squares in only one way, i.e., 139145616 + 7639696 = 11796^2 + 2764^2 .

It is not an unprimeable number, because it can be changed into a prime (146785313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2293489 + ... + 2293552.

Almost surely, 2^146785312 is an apocalyptic number.

It is an amenable number.

146785312 is a deficient number, since it is larger than the sum of its proper divisors (142198334).

146785312 is an equidigital number, since it uses as much as digits as its factorization.

146785312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4587051 (or 4587043 counting only the distinct ones).

The product of its digits is 40320, while the sum is 37.

The square root of 146785312 is about 12115.4988341380. The cubic root of 146785312 is about 527.5061574718.

The spelling of 146785312 in words is "one hundred forty-six million, seven hundred eighty-five thousand, three hundred twelve".