149766 has 16 divisors (see below), whose sum is σ = 303600. Its totient is φ = 49248.

The previous prime is 149759. The next prime is 149767. The reversal of 149766 is 667941.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149767) by changing a digit.

149766 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 540 + ... + 768.

It is an arithmetic number, because the mean of its divisors is an integer number (18975).

2¹⁴⁹⁷⁶⁶ is an apocalyptic number.

149766 is an abundant number, since it is smaller than the sum of its proper divisors (153834).

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

149766 is a wasteful number, since it uses less digits than its factorization.

149766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343.

The product of its digits is 9072, while the sum is 33.

The square root of 149766 is about 386.9961240116. The cubic root of 149766 is about 53.1052849567.

The spelling of 149766 in words is "one hundred forty-nine thousand, seven hundred sixty-six".