149334378 has 16 divisors (see below), whose sum is σ = 308303616. Its totient is φ = 48172320.

The previous prime is 149334373. The next prime is 149334379. The reversal of 149334378 is 873433941.

149334378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (149334373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 401251 + ... + 401622.

It is an arithmetic number, because the mean of its divisors is an integer number (19268976).

Almost surely, 2^149334378 is an apocalyptic number.

149334378 is an abundant number, since it is smaller than the sum of its proper divisors (158969238).

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

149334378 is a wasteful number, since it uses less digits than its factorization.

149334378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802909.

The product of its digits is 217728, while the sum is 42.

The square root of 149334378 is about 12220.2445965701. The cubic root of 149334378 is about 530.5421981894.

The spelling of 149334378 in words is "one hundred forty-nine million, three hundred thirty-four thousand, three hundred seventy-eight".