306412 has 6 divisors (see below), whose sum is σ = 536228. Its totient is φ = 153204.

The previous prime is 306407. The next prime is 306419. The reversal of 306412 is 214603.

It is not an unprimeable number, because it can be changed into a prime (306419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38298 + ... + 38305.

2³⁰⁶⁴¹² is an apocalyptic number.

It is an amenable number.

306412 is a deficient number, since it is larger than the sum of its proper divisors (229816).

306412 is a wasteful number, since it uses less digits than its factorization.

306412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76607 (or 76605 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 306412 is about 553.5449394584. The cubic root of 306412 is about 67.4168706869.

Subtracting from 306412 its reverse (214603), we obtain a square (91809 = 303²).

The spelling of 306412 in words is "three hundred six thousand, four hundred twelve".