149378714 has 8 divisors (see below), whose sum is σ = 224575200. Its totient is φ = 74520316.

The previous prime is 149378707. The next prime is 149378717. The reversal of 149378714 is 417873941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (149378717) 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, 83414 + ... + 85185.

It is an arithmetic number, because the mean of its divisors is an integer number (28071900).

Almost surely, 2^149378714 is an apocalyptic number.

149378714 is a deficient number, since it is larger than the sum of its proper divisors (75196486).

149378714 is a wasteful number, since it uses less digits than its factorization.

149378714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169044.

The product of its digits is 169344, while the sum is 44.

The square root of 149378714 is about 12222.0585009236. The cubic root of 149378714 is about 530.5946973566.

The spelling of 149378714 in words is "one hundred forty-nine million, three hundred seventy-eight thousand, seven hundred fourteen".