149481300 has 36 divisors (see below), whose sum is σ = 432500096. Its totient is φ = 39861600.

The previous prime is 149481281. The next prime is 149481307. The reversal of 149481300 is 3184941.

It is a happy number.

149481300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149481307) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 248836 + ... + 249435.

Almost surely, 2^149481300 is an apocalyptic number.

149481300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

149481300 is an abundant number, since it is smaller than the sum of its proper divisors (283018796).

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

149481300 is a wasteful number, since it uses less digits than its factorization.

149481300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498288 (or 498281 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 149481300 is about 12226.2545368563. The cubic root of 149481300 is about 530.7161317310.

The spelling of 149481300 in words is "one hundred forty-nine million, four hundred eighty-one thousand, three hundred".