149819346 has 12 divisors (see below), whose sum is σ = 324608622. Its totient is φ = 49939776.

The previous prime is 149819333. The next prime is 149819359. The reversal of 149819346 is 643918941.

It is an interprime number because it is at equal distance from previous prime (149819333) and next prime (149819359).

It can be written as a sum of positive squares in only one way, i.e., 89586225 + 60233121 = 9465^2 + 7761^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4161631 + ... + 4161666.

Almost surely, 2^149819346 is an apocalyptic number.

149819346 is an abundant number, since it is smaller than the sum of its proper divisors (174789276).

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

149819346 is a wasteful number, since it uses less digits than its factorization.

149819346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8323305 (or 8323302 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 149819346 is about 12240.0713233216. The cubic root of 149819346 is about 531.1158949900.

The spelling of 149819346 in words is "one hundred forty-nine million, eight hundred nineteen thousand, three hundred forty-six".