149247426 has 16 divisors (see below), whose sum is σ = 299005344. Its totient is φ = 49664064.

The previous prime is 149247377. The next prime is 149247431. The reversal of 149247426 is 624742941.

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 7 ways as a sum of consecutive naturals, for example, 17416 + ... + 24531.

It is an arithmetic number, because the mean of its divisors is an integer number (18687834).

Almost surely, 2^149247426 is an apocalyptic number.

149247426 is an abundant number, since it is smaller than the sum of its proper divisors (149757918).

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

149247426 is a wasteful number, since it uses less digits than its factorization.

149247426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42545.

The product of its digits is 96768, while the sum is 39.

The square root of 149247426 is about 12216.6863756094. The cubic root of 149247426 is about 530.4392063614.

The spelling of 149247426 in words is "one hundred forty-nine million, two hundred forty-seven thousand, four hundred twenty-six".