149516 has 6 divisors (see below), whose sum is σ = 261660. Its totient is φ = 74756.

The previous prime is 149503. The next prime is 149519. The reversal of 149516 is 615941.

It is not an unprimeable number, because it can be changed into a prime (149519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18686 + ... + 18693.

It is an arithmetic number, because the mean of its divisors is an integer number (43610).

2¹⁴⁹⁵¹⁶ is an apocalyptic number.

It is an amenable number.

149516 is a deficient number, since it is larger than the sum of its proper divisors (112144).

149516 is a wasteful number, since it uses less digits than its factorization.

149516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37383 (or 37381 counting only the distinct ones).

The product of its digits is 1080, while the sum is 26.

The square root of 149516 is about 386.6729884541. The cubic root of 149516 is about 53.0757194671.

The spelling of 149516 in words is "one hundred forty-nine thousand, five hundred sixteen".