307013340 has 24 divisors (see below), whose sum is σ = 859637520. Its totient is φ = 81870208.

The previous prime is 307013339. The next prime is 307013347. The reversal of 307013340 is 43310703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (307013347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2558385 + ... + 2558504.

It is an arithmetic number, because the mean of its divisors is an integer number (35818230).

Almost surely, 2^307013340 is an apocalyptic number.

307013340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

307013340 is an abundant number, since it is smaller than the sum of its proper divisors (552624180).

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

307013340 is a wasteful number, since it uses less digits than its factorization.

307013340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5116901 (or 5116899 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 21.

The square root of 307013340 is about 17521.7961408070. The cubic root of 307013340 is about 674.6094421035.

The spelling of 307013340 in words is "three hundred seven million, thirteen thousand, three hundred forty".