149378276 has 12 divisors (see below), whose sum is σ = 262254720. Its totient is φ = 74448360.

The previous prime is 149378263. The next prime is 149378279. The reversal of 149378276 is 672873941.

149378276 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 149378276.

It is not an unprimeable number, because it can be changed into a prime (149378279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58796 + ... + 61283.

It is an arithmetic number, because the mean of its divisors is an integer number (21854560).

Almost surely, 2^149378276 is an apocalyptic number.

It is an amenable number.

149378276 is a deficient number, since it is larger than the sum of its proper divisors (112876444).

149378276 is a wasteful number, since it uses less digits than its factorization.

149378276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120394 (or 120392 counting only the distinct ones).

The product of its digits is 508032, while the sum is 47.

The square root of 149378276 is about 12222.0405824887. The cubic root of 149378276 is about 530.5941787626.

The spelling of 149378276 in words is "one hundred forty-nine million, three hundred seventy-eight thousand, two hundred seventy-six".