149320338 has 32 divisors (see below), whose sum is σ = 306504000. Its totient is φ = 48470016.

The previous prime is 149320337. The next prime is 149320343. The reversal of 149320338 is 833023941.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 149320299 and 149320308.

It is not an unprimeable number, because it can be changed into a prime (149320331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115198 + ... + 116486.

It is an arithmetic number, because the mean of its divisors is an integer number (9578250).

Almost surely, 2^149320338 is an apocalyptic number.

149320338 is an abundant number, since it is smaller than the sum of its proper divisors (157183662).

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

149320338 is a wasteful number, since it uses less digits than its factorization.

149320338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1786.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 149320338 is about 12219.6701264805. The cubic root of 149320338 is about 530.5255709711.

The spelling of 149320338 in words is "one hundred forty-nine million, three hundred twenty thousand, three hundred thirty-eight".