149609744 has 20 divisors (see below), whose sum is σ = 290715024. Its totient is φ = 74586528.

The previous prime is 149609717. The next prime is 149609767. The reversal of 149609744 is 447906941.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 149609695 and 149609704.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7922 + ... + 19025.

Almost surely, 2^149609744 is an apocalyptic number.

It is an amenable number.

149609744 is a deficient number, since it is larger than the sum of its proper divisors (141105280).

149609744 is a wasteful number, since it uses less digits than its factorization.

149609744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27302 (or 27296 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 149609744 is about 12231.5062032441. The cubic root of 149609744 is about 530.8680967540.

The spelling of 149609744 in words is "one hundred forty-nine million, six hundred nine thousand, seven hundred forty-four".