149493748 has 12 divisors (see below), whose sum is σ = 275383360. Its totient is φ = 70812792.

The previous prime is 149493739. The next prime is 149493763. The reversal of 149493748 is 847394941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 983436 + ... + 983587.

Almost surely, 2^149493748 is an apocalyptic number.

It is an amenable number.

149493748 is a deficient number, since it is larger than the sum of its proper divisors (125889612).

149493748 is a wasteful number, since it uses less digits than its factorization.

149493748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1967046 (or 1967044 counting only the distinct ones).

The product of its digits is 870912, while the sum is 49.

The square root of 149493748 is about 12226.7635946721. The cubic root of 149493748 is about 530.7308630520.

The spelling of 149493748 in words is "one hundred forty-nine million, four hundred ninety-three thousand, seven hundred forty-eight".