149383900 has 18 divisors (see below), whose sum is σ = 324163280. Its totient is φ = 59753520.

The previous prime is 149383891. The next prime is 149383903. The reversal of 149383900 is 9383941.

It is a self number, because there is not a number n which added to its sum of digits gives 149383900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149383903) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 746820 + ... + 747019.

Almost surely, 2^149383900 is an apocalyptic number.

149383900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

149383900 is an abundant number, since it is smaller than the sum of its proper divisors (174779380).

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

149383900 is a wasteful number, since it uses less digits than its factorization.

149383900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1493853 (or 1493846 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 149383900 is about 12222.2706564697. The cubic root of 149383900 is about 530.6008375270.

The spelling of 149383900 in words is "one hundred forty-nine million, three hundred eighty-three thousand, nine hundred".