149506 has 16 divisors (see below), whose sum is σ = 262080. Its totient is φ = 62640.

The previous prime is 149503. The next prime is 149519. The reversal of 149506 is 605941.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 736 + ... + 916.

It is an arithmetic number, because the mean of its divisors is an integer number (16380).

2¹⁴⁹⁵⁰⁶ is an apocalyptic number.

149506 is a deficient number, since it is larger than the sum of its proper divisors (112574).

149506 is a wasteful number, since it uses less digits than its factorization.

149506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 149506 is about 386.6600574148. The cubic root of 149506 is about 53.0745361622.

The spelling of 149506 in words is "one hundred forty-nine thousand, five hundred six".