149394426 has 16 divisors (see below), whose sum is σ = 299442528. Its totient is φ = 49689200.

The previous prime is 149394409. The next prime is 149394433. The reversal of 149394426 is 624493941.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24240 + ... + 29771.

It is an arithmetic number, because the mean of its divisors is an integer number (18715158).

Almost surely, 2^149394426 is an apocalyptic number.

149394426 is an abundant number, since it is smaller than the sum of its proper divisors (150048102).

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

149394426 is a wasteful number, since it uses less digits than its factorization.

149394426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54477.

The product of its digits is 186624, while the sum is 42.

The square root of 149394426 is about 12222.7012562690. The cubic root of 149394426 is about 530.6132997652.

The spelling of 149394426 in words is "one hundred forty-nine million, three hundred ninety-four thousand, four hundred twenty-six".