306708452 has 6 divisors (see below), whose sum is σ = 536739798. Its totient is φ = 153354224.

The previous prime is 306708443. The next prime is 306708481. The reversal of 306708452 is 254807603.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 225420196 + 81288256 = 15014^2 + 9016^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38338553 + ... + 38338560.

It is an arithmetic number, because the mean of its divisors is an integer number (89456633).

Almost surely, 2^306708452 is an apocalyptic number.

It is an amenable number.

306708452 is a deficient number, since it is larger than the sum of its proper divisors (230031346).

306708452 is a wasteful number, since it uses less digits than its factorization.

306708452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76677117 (or 76677115 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 306708452 is about 17513.0937301209. The cubic root of 306708452 is about 674.3860550170.

The spelling of 306708452 in words is "three hundred six million, seven hundred eight thousand, four hundred fifty-two".