30316740 has 24 divisors (see below), whose sum is σ = 84887040. Its totient is φ = 8084448.

The previous prime is 30316721. The next prime is 30316747. The reversal of 30316740 is 4761303.

It is a self number, because there is not a number n which added to its sum of digits gives 30316740.

It is not an unprimeable number, because it can be changed into a prime (30316747) 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, 252580 + ... + 252699.

It is an arithmetic number, because the mean of its divisors is an integer number (3536960).

Almost surely, 2^30316740 is an apocalyptic number.

30316740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30316740 is an abundant number, since it is smaller than the sum of its proper divisors (54570300).

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

30316740 is a wasteful number, since it uses less digits than its factorization.

30316740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505291 (or 505289 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 30316740 is about 5506.0639298868. The cubic root of 30316740 is about 311.8129631776.

The spelling of 30316740 in words is "thirty million, three hundred sixteen thousand, seven hundred forty".