149814 has 48 divisors (see below), whose sum is σ = 393120. Its totient is φ = 40320.

The previous prime is 149803. The next prime is 149827. The reversal of 149814 is 418941.

It is an alternating number because its digits alternate between odd and even.

It is a plaindrome in base 8.

It is a zygodrome in base 8.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 149814.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3634 + ... + 3674.

It is an arithmetic number, because the mean of its divisors is an integer number (8190).

2¹⁴⁹⁸¹⁴ is an apocalyptic number.

149814 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 149814, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196560).

149814 is an abundant number, since it is smaller than the sum of its proper divisors (243306).

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

149814 is a wasteful number, since it uses less digits than its factorization.

149814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85 (or 82 counting only the distinct ones).

The product of its digits is 1152, while the sum is 27.

The square root of 149814 is about 387.0581351683. The cubic root of 149814 is about 53.1109577650.

The spelling of 149814 in words is "one hundred forty-nine thousand, eight hundred fourteen".