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30038 = 223653

30038 has 8 divisors (see below), whose sum is σ = 47088. Its totient is φ = 14344.

The previous prime is 30029. The next prime is 30047. The reversal of 30038 is 83003.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (30029) and next prime (30047).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 30038.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281 + ... + 372.

It is an arithmetic number, because the mean of its divisors is an integer number (5886).

230038 is an apocalyptic number.

30038 is a deficient number, since it is larger than the sum of its proper divisors (17050).

30038 is a wasteful number, since it uses less digits than its factorization.

30038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 30038 is about 173.3147425928. The cubic root of 30038 is about 31.0854389503.

The spelling of 30038 in words is "thirty thousand, thirty-eight".

Divisors: 1 2 23 46 653 1306 15019 30038