30093216 has 24 divisors (see below), whose sum is σ = 78994944. Its totient is φ = 10031040.

The previous prime is 30093209. The next prime is 30093257. The reversal of 30093216 is 61239003.

It is a tau number, because it is divible by the number of its divisors (24).

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 3 ways as a sum of consecutive naturals, for example, 156640 + ... + 156831.

It is an arithmetic number, because the mean of its divisors is an integer number (3291456).

Almost surely, 2^30093216 is an apocalyptic number.

It is an amenable number.

30093216 is an abundant number, since it is smaller than the sum of its proper divisors (48901728).

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

30093216 is a wasteful number, since it uses less digits than its factorization.

30093216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313484 (or 313476 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 30093216 is about 5485.7283928390. The cubic root of 30093216 is about 311.0447442713.

The spelling of 30093216 in words is "thirty million, ninety-three thousand, two hundred sixteen".