18514150 has 24 divisors (see below), whose sum is σ = 34562520. Its totient is φ = 7378560.

The previous prime is 18514127. The next prime is 18514157. The reversal of 18514150 is 5141581.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18514157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18462 + ... + 19438.

It is an arithmetic number, because the mean of its divisors is an integer number (1440105).

Almost surely, 2^18514150 is an apocalyptic number.

18514150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

18514150 is a deficient number, since it is larger than the sum of its proper divisors (16048370).

18514150 is a wasteful number, since it uses less digits than its factorization.

18514150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1368 (or 1363 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 25.

The square root of 18514150 is about 4302.8072231974. The cubic root of 18514150 is about 264.5460365859.

The spelling of 18514150 in words is "eighteen million, five hundred fourteen thousand, one hundred fifty".