149294784 has 56 divisors (see below), whose sum is σ = 408645360. Its totient is φ = 48047104.

The previous prime is 149294777. The next prime is 149294801. The reversal of 149294784 is 487492941.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 7839 + ... + 18974.

Almost surely, 2^149294784 is an apocalyptic number.

It is an amenable number.

149294784 is an abundant number, since it is smaller than the sum of its proper divisors (259350576).

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

149294784 is a wasteful number, since it uses less digits than its factorization.

149294784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26857 (or 26847 counting only the distinct ones).

The product of its digits is 580608, while the sum is 48.

The square root of 149294784 is about 12218.6244725010. The cubic root of 149294784 is about 530.4953053376.

The spelling of 149294784 in words is "one hundred forty-nine million, two hundred ninety-four thousand, seven hundred eighty-four".