149604 has 48 divisors (see below), whose sum is σ = 432768. Its totient is φ = 39168.

The previous prime is 149603. The next prime is 149623. The reversal of 149604 is 406941.

It is not an unprimeable number, because it can be changed into a prime (149603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1024 + ... + 1160.

It is an arithmetic number, because the mean of its divisors is an integer number (9016).

2¹⁴⁹⁶⁰⁴ is an apocalyptic number.

149604 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (216384).

149604 is an abundant number, since it is smaller than the sum of its proper divisors (283164).

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

149604 is a wasteful number, since it uses less digits than its factorization.

149604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164 (or 162 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 149604 is about 386.7867629586. The cubic root of 149604 is about 53.0861302755.

The spelling of 149604 in words is "one hundred forty-nine thousand, six hundred four".