30313473 has 12 divisors (see below), whose sum is σ = 41434704. Its totient is φ = 19712800.

The previous prime is 30313457. The next prime is 30313477. The reversal of 30313473 is 37431303.

It is not a de Polignac number, because 30313473 - 2⁴ = 30313457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30313477) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2038 + ... + 8048.

It is an arithmetic number, because the mean of its divisors is an integer number (3452892).

Almost surely, 2^30313473 is an apocalyptic number.

It is an amenable number.

30313473 is a deficient number, since it is larger than the sum of its proper divisors (11121231).

30313473 is an equidigital number, since it uses as much as digits as its factorization.

30313473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6096 (or 6055 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 24.

The square root of 30313473 is about 5505.7672489854. The cubic root of 30313473 is about 311.8017622201.

Adding to 30313473 its reverse (37431303), we get a palindrome (67744776).

The spelling of 30313473 in words is "thirty million, three hundred thirteen thousand, four hundred seventy-three".