146325440 has 28 divisors (see below), whose sum is σ = 348438216. Its totient is φ = 58530048.

The previous prime is 146325427. The next prime is 146325449. The reversal of 146325440 is 44523641.

146325440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×146325440² = 42822268782387200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146325449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228314 + ... + 228953.

It is an arithmetic number, because the mean of its divisors is an integer number (12444222).

Almost surely, 2^146325440 is an apocalyptic number.

146325440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146325440 is an abundant number, since it is smaller than the sum of its proper divisors (202112776).

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

146325440 is an equidigital number, since it uses as much as digits as its factorization.

146325440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457284 (or 457274 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 146325440 is about 12096.5052804519. The cubic root of 146325440 is about 526.9546965510.

The spelling of 146325440 in words is "one hundred forty-six million, three hundred twenty-five thousand, four hundred forty".