18814652 has 6 divisors (see below), whose sum is σ = 32925648. Its totient is φ = 9407324.

The previous prime is 18814651. The next prime is 18814661. The reversal of 18814652 is 25641881.

It is a super-2 number, since 2×18814652² = 707982259762208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18814651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2351828 + ... + 2351835.

It is an arithmetic number, because the mean of its divisors is an integer number (5487608).

Almost surely, 2^18814652 is an apocalyptic number.

It is an amenable number.

18814652 is a deficient number, since it is larger than the sum of its proper divisors (14110996).

18814652 is a wasteful number, since it uses less digits than its factorization.

18814652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4703667 (or 4703665 counting only the distinct ones).

The product of its digits is 15360, while the sum is 35.

The square root of 18814652 is about 4337.5859645660. The cubic root of 18814652 is about 265.9696386852.

The spelling of 18814652 in words is "eighteen million, eight hundred fourteen thousand, six hundred fifty-two".