30328276 has 12 divisors (see below), whose sum is σ = 57899520. Its totient is φ = 13785560.

The previous prime is 30328273. The next prime is 30328279. The reversal of 30328276 is 67282303.

It is an interprime number because it is at equal distance from previous prime (30328273) and next prime (30328279).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30328273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 344596 + ... + 344683.

It is an arithmetic number, because the mean of its divisors is an integer number (4824960).

Almost surely, 2^30328276 is an apocalyptic number.

It is an amenable number.

30328276 is a deficient number, since it is larger than the sum of its proper divisors (27571244).

30328276 is a wasteful number, since it uses less digits than its factorization.

30328276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689294 (or 689292 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 30328276 is about 5507.1114025413. Note that the first 3 decimals coincide. The cubic root of 30328276 is about 311.8525080868.

The spelling of 30328276 in words is "thirty million, three hundred twenty-eight thousand, two hundred seventy-six".