149024274 has 16 divisors (see below), whose sum is σ = 340627008. Its totient is φ = 42578352.

The previous prime is 149024273. The next prime is 149024297. The reversal of 149024274 is 472420941.

It is not an unprimeable number, because it can be changed into a prime (149024273) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1774057 + ... + 1774140.

It is an arithmetic number, because the mean of its divisors is an integer number (21289188).

Almost surely, 2^149024274 is an apocalyptic number.

149024274 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

149024274 is an abundant number, since it is smaller than the sum of its proper divisors (191602734).

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

149024274 is a wasteful number, since it uses less digits than its factorization.

149024274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3548209.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 149024274 is about 12207.5498770228. The cubic root of 149024274 is about 530.1747068517.

The spelling of 149024274 in words is "one hundred forty-nine million, twenty-four thousand, two hundred seventy-four".