18974348 has 6 divisors (see below), whose sum is σ = 33205116. Its totient is φ = 9487172.

The previous prime is 18974339. The next prime is 18974357. The reversal of 18974348 is 84347981.

It is an interprime number because it is at equal distance from previous prime (18974339) and next prime (18974357).

It is a junction number, because it is equal to n+sod(n) for n = 18974299 and 18974308.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2371790 + ... + 2371797.

It is an arithmetic number, because the mean of its divisors is an integer number (5534186).

Almost surely, 2^18974348 is an apocalyptic number.

It is an amenable number.

18974348 is a deficient number, since it is larger than the sum of its proper divisors (14230768).

18974348 is a wasteful number, since it uses less digits than its factorization.

18974348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4743591 (or 4743589 counting only the distinct ones).

The product of its digits is 193536, while the sum is 44.

The square root of 18974348 is about 4355.9554635005. The cubic root of 18974348 is about 266.7200233511.

The spelling of 18974348 in words is "eighteen million, nine hundred seventy-four thousand, three hundred forty-eight".