149934844 has 6 divisors (see below), whose sum is σ = 262385984. Its totient is φ = 74967420.

The previous prime is 149934823. The next prime is 149934847. The reversal of 149934844 is 448439941.

It is a junction number, because it is equal to n+sod(n) for n = 149934794 and 149934803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149934847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18741852 + ... + 18741859.

Almost surely, 2^149934844 is an apocalyptic number.

It is an amenable number.

149934844 is a deficient number, since it is larger than the sum of its proper divisors (112451140).

149934844 is a wasteful number, since it uses less digits than its factorization.

149934844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37483715 (or 37483713 counting only the distinct ones).

The product of its digits is 497664, while the sum is 46.

The square root of 149934844 is about 12244.7884424354. The cubic root of 149934844 is about 531.2523416921.

The spelling of 149934844 in words is "one hundred forty-nine million, nine hundred thirty-four thousand, eight hundred forty-four".