306449634 has 8 divisors (see below), whose sum is σ = 612899280. Its totient is φ = 102149876.

The previous prime is 306449629. The next prime is 306449669. The reversal of 306449634 is 436944603.

It is a happy number.

306449634 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

306449634 is an admirable number.

It is a super-2 number, since 2×306449634² = 187822756357467912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 306449592 and 306449601.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25537464 + ... + 25537475.

It is an arithmetic number, because the mean of its divisors is an integer number (76612410).

Almost surely, 2^306449634 is an apocalyptic number.

306449634 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

306449634 is a wasteful number, since it uses less digits than its factorization.

306449634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51074944.

The product of its (nonzero) digits is 186624, while the sum is 39.

The square root of 306449634 is about 17505.7028993411. The cubic root of 306449634 is about 674.1963065567.

The spelling of 306449634 in words is "three hundred six million, four hundred forty-nine thousand, six hundred thirty-four".