149649576 has 16 divisors (see below), whose sum is σ = 374124000. Its totient is φ = 49883184.

The previous prime is 149649559. The next prime is 149649583. The reversal of 149649576 is 675946941.

149649576 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3117676 + ... + 3117723.

It is an arithmetic number, because the mean of its divisors is an integer number (23382750).

Almost surely, 2^149649576 is an apocalyptic number.

It is an amenable number.

149649576 is an abundant number, since it is smaller than the sum of its proper divisors (224474424).

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

149649576 is a wasteful number, since it uses less digits than its factorization.

149649576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6235408 (or 6235404 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 51.

The square root of 149649576 is about 12233.1343489721. The cubic root of 149649576 is about 530.9152052313.

The spelling of 149649576 in words is "one hundred forty-nine million, six hundred forty-nine thousand, five hundred seventy-six".