149440276 has 6 divisors (see below), whose sum is σ = 261520490. Its totient is φ = 74720136.

The previous prime is 149440261. The next prime is 149440279. The reversal of 149440276 is 672044941.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 120560400 + 28879876 = 10980^2 + 5374^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149440279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18680031 + ... + 18680038.

Almost surely, 2^149440276 is an apocalyptic number.

It is an amenable number.

149440276 is a deficient number, since it is larger than the sum of its proper divisors (112080214).

149440276 is a wasteful number, since it uses less digits than its factorization.

149440276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37360073 (or 37360071 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 149440276 is about 12224.5767206885. The cubic root of 149440276 is about 530.6675769606.

The spelling of 149440276 in words is "one hundred forty-nine million, four hundred forty thousand, two hundred seventy-six".