149840974 has 8 divisors (see below), whose sum is σ = 226987128. Its totient is φ = 74178600.

The previous prime is 149840963. The next prime is 149840983. The reversal of 149840974 is 479048941.

149840974 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 370692 + ... + 371095.

It is an arithmetic number, because the mean of its divisors is an integer number (28373391).

Almost surely, 2^149840974 is an apocalyptic number.

149840974 is a deficient number, since it is larger than the sum of its proper divisors (77146154).

149840974 is a wasteful number, since it uses less digits than its factorization.

149840974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741890.

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 149840974 is about 12240.9547830224. The cubic root of 149840974 is about 531.1414511507.

The spelling of 149840974 in words is "one hundred forty-nine million, eight hundred forty thousand, nine hundred seventy-four".