305740852 has 48 divisors (see below), whose sum is σ = 589498560. Its totient is φ = 138102272.

The previous prime is 305740819. The next prime is 305740861. The reversal of 305740852 is 258047503.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 447303 + ... + 447985.

It is an arithmetic number, because the mean of its divisors is an integer number (12281220).

Almost surely, 2^305740852 is an apocalyptic number.

It is an amenable number.

305740852 is a deficient number, since it is larger than the sum of its proper divisors (283757708).

305740852 is a wasteful number, since it uses less digits than its factorization.

305740852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960 (or 958 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 305740852 is about 17485.4468630344. The cubic root of 305740852 is about 673.6761263623.

The spelling of 305740852 in words is "three hundred five million, seven hundred forty thousand, eight hundred fifty-two".