149054784 has 28 divisors (see below), whose sum is σ = 394374624. Its totient is φ = 49684864.

The previous prime is 149054777. The next prime is 149054819. The reversal of 149054784 is 487450941.

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, 387972 + ... + 388355.

It is an arithmetic number, because the mean of its divisors is an integer number (14084808).

Almost surely, 2^149054784 is an apocalyptic number.

It is an amenable number.

149054784 is an abundant number, since it is smaller than the sum of its proper divisors (245319840).

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

149054784 is an equidigital number, since it uses as much as digits as its factorization.

149054784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776342 (or 776332 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 149054784 is about 12208.7994495773. The cubic root of 149054784 is about 530.2108855809.

The spelling of 149054784 in words is "one hundred forty-nine million, fifty-four thousand, seven hundred eighty-four".