149637734 has 8 divisors (see below), whose sum is σ = 225754560. Its totient is φ = 74386216.

The previous prime is 149637703. The next prime is 149637739. The reversal of 149637734 is 437736941.

149637734 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 not an unprimeable number, because it can be changed into a prime (149637739) 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, 215894 + ... + 216585.

It is an arithmetic number, because the mean of its divisors is an integer number (28219320).

Almost surely, 2^149637734 is an apocalyptic number.

149637734 is a deficient number, since it is larger than the sum of its proper divisors (76116826).

149637734 is a wasteful number, since it uses less digits than its factorization.

149637734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432654.

The product of its digits is 381024, while the sum is 44.

The square root of 149637734 is about 12232.6503260741. The cubic root of 149637734 is about 530.9012008177.

The spelling of 149637734 in words is "one hundred forty-nine million, six hundred thirty-seven thousand, seven hundred thirty-four".