149975852 has 12 divisors (see below), whose sum is σ = 282646896. Its totient is φ = 69219600.

The previous prime is 149975851. The next prime is 149975869. The reversal of 149975852 is 258579941.

It is a self number, because there is not a number n which added to its sum of digits gives 149975852.

It is not an unprimeable number, because it can be changed into a prime (149975851) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1442024 + ... + 1442127.

It is an arithmetic number, because the mean of its divisors is an integer number (23553908).

Almost surely, 2^149975852 is an apocalyptic number.

It is an amenable number.

149975852 is a deficient number, since it is larger than the sum of its proper divisors (132671044).

149975852 is a wasteful number, since it uses less digits than its factorization.

149975852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2884168 (or 2884166 counting only the distinct ones).

The product of its digits is 907200, while the sum is 50.

The square root of 149975852 is about 12246.4628362642. The cubic root of 149975852 is about 531.3007707510.

The spelling of 149975852 in words is "one hundred forty-nine million, nine hundred seventy-five thousand, eight hundred fifty-two".