305652 has 12 divisors (see below), whose sum is σ = 713216. Its totient is φ = 101880.

The previous prime is 305639. The next prime is 305663. The reversal of 305652 is 256503.

It is a tau number, because it is divible by the number of its divisors (12).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

305652 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12724 + ... + 12747.

2³⁰⁵⁶⁵² is an apocalyptic number.

It is an amenable number.

305652 is an abundant number, since it is smaller than the sum of its proper divisors (407564).

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

305652 is a wasteful number, since it uses less digits than its factorization.

305652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25478 (or 25476 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 305652 is about 552.8580287922. The cubic root of 305652 is about 67.3610860555.

The spelling of 305652 in words is "three hundred five thousand, six hundred fifty-two".