18942324 has 24 divisors (see below), whose sum is σ = 44335200. Its totient is φ = 6294624.

The previous prime is 18942311. The next prime is 18942337. The reversal of 18942324 is 42324981.

It is an interprime number because it is at equal distance from previous prime (18942311) and next prime (18942337).

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, 1927 + ... + 6449.

It is an arithmetic number, because the mean of its divisors is an integer number (1847300).

Almost surely, 2^18942324 is an apocalyptic number.

It is an amenable number.

18942324 is an abundant number, since it is smaller than the sum of its proper divisors (25392876).

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

18942324 is a wasteful number, since it uses less digits than its factorization.

18942324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4879 (or 4877 counting only the distinct ones).

The product of its digits is 13824, while the sum is 33.

The square root of 18942324 is about 4352.2780242076. The cubic root of 18942324 is about 266.5698864080.

The spelling of 18942324 in words is "eighteen million, nine hundred forty-two thousand, three hundred twenty-four".