149840396 has 6 divisors (see below), whose sum is σ = 262220700. Its totient is φ = 74920196.

The previous prime is 149840393. The next prime is 149840399. The reversal of 149840396 is 693048941.

149840396 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (149840393) and next prime (149840399).

It is not an unprimeable number, because it can be changed into a prime (149840393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18730046 + ... + 18730053.

It is an arithmetic number, because the mean of its divisors is an integer number (43703450).

Almost surely, 2^149840396 is an apocalyptic number.

It is an amenable number.

149840396 is a deficient number, since it is larger than the sum of its proper divisors (112380304).

149840396 is a wasteful number, since it uses less digits than its factorization.

149840396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37460103 (or 37460101 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 149840396 is about 12240.9311737302. The cubic root of 149840396 is about 531.1407682041.

The spelling of 149840396 in words is "one hundred forty-nine million, eight hundred forty thousand, three hundred ninety-six".