149588216 has 32 divisors (see below), whose sum is σ = 301536000. Its totient is φ = 69346656.

The previous prime is 149588209. The next prime is 149588227. The reversal of 149588216 is 612885941.

It is a congruent number.

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, 3326 + ... + 17613.

It is an arithmetic number, because the mean of its divisors is an integer number (9423000).

Almost surely, 2^149588216 is an apocalyptic number.

It is an amenable number.

149588216 is an abundant number, since it is smaller than the sum of its proper divisors (151947784).

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

149588216 is a wasteful number, since it uses less digits than its factorization.

149588216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21011 (or 21007 counting only the distinct ones).

The product of its digits is 138240, while the sum is 44.

The square root of 149588216 is about 12230.6261491389. The cubic root of 149588216 is about 530.8426325556.

The spelling of 149588216 in words is "one hundred forty-nine million, five hundred eighty-eight thousand, two hundred sixteen".