149948576 has 12 divisors (see below), whose sum is σ = 295211322. Its totient is φ = 74974272.

The previous prime is 149948573. The next prime is 149948593. The reversal of 149948576 is 675849941.

It can be written as a sum of positive squares in only one way, i.e., 128232976 + 21715600 = 11324^2 + 4660^2 .

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (149948573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2342915 + ... + 2342978.

Almost surely, 2^149948576 is an apocalyptic number.

149948576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

149948576 is a deficient number, since it is larger than the sum of its proper divisors (145262746).

149948576 is an equidigital number, since it uses as much as digits as its factorization.

149948576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4685903 (or 4685895 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 53.

The square root of 149948576 is about 12245.3491579456. The cubic root of 149948576 is about 531.2685597022.

The spelling of 149948576 in words is "one hundred forty-nine million, nine hundred forty-eight thousand, five hundred seventy-six".