149475468 has 12 divisors (see below), whose sum is σ = 348776120. Its totient is φ = 49825152.

The previous prime is 149475433. The next prime is 149475481. The reversal of 149475468 is 864574941.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 6228133 + ... + 6228156.

Almost surely, 2^149475468 is an apocalyptic number.

It is an amenable number.

149475468 is an abundant number, since it is smaller than the sum of its proper divisors (199300652).

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

149475468 is a wasteful number, since it uses less digits than its factorization.

149475468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12456296 (or 12456294 counting only the distinct ones).

The product of its digits is 967680, while the sum is 48.

The square root of 149475468 is about 12226.0160313980. The cubic root of 149475468 is about 530.7092296933.

The spelling of 149475468 in words is "one hundred forty-nine million, four hundred seventy-five thousand, four hundred sixty-eight".