149406396 has 24 divisors (see below), whose sum is σ = 349380864. Its totient is φ = 49692720.

The previous prime is 149406379. The next prime is 149406403. The reversal of 149406396 is 693604941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7890 + ... + 19001.

It is an arithmetic number, because the mean of its divisors is an integer number (14557536).

Almost surely, 2^149406396 is an apocalyptic number.

It is an amenable number.

149406396 is an abundant number, since it is smaller than the sum of its proper divisors (199974468).

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

149406396 is a wasteful number, since it uses less digits than its factorization.

149406396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27361 (or 27359 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 149406396 is about 12223.1909090875. The cubic root of 149406396 is about 530.6274709132.

The spelling of 149406396 in words is "one hundred forty-nine million, four hundred six thousand, three hundred ninety-six".