23982005 has 8 divisors (see below), whose sum is σ = 29058432. Its totient is φ = 18998928.

The previous prime is 23981999. The next prime is 23982037. The reversal of 23982005 is 50028932.

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

It is a cyclic number.

It is not a de Polignac number, because 23982005 - 2¹² = 23977909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22769 + ... + 23798.

It is an arithmetic number, because the mean of its divisors is an integer number (3632304).

Almost surely, 2^23982005 is an apocalyptic number.

It is an amenable number.

23982005 is a deficient number, since it is larger than the sum of its proper divisors (5076427).

23982005 is a wasteful number, since it uses less digits than its factorization.

23982005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46675.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 23982005 is about 4897.1425341724. The cubic root of 23982005 is about 288.3778035886.

The spelling of 23982005 in words is "twenty-three million, nine hundred eighty-two thousand, five".