149245400 has 24 divisors (see below), whose sum is σ = 346996020. Its totient is φ = 59698080.

The previous prime is 149245379. The next prime is 149245409. The reversal of 149245400 is 4542941.

149245400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149245409) 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, 372914 + ... + 373313.

Almost surely, 2^149245400 is an apocalyptic number.

149245400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

149245400 is an abundant number, since it is smaller than the sum of its proper divisors (197750620).

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

149245400 is a wasteful number, since it uses less digits than its factorization.

149245400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746243 (or 746234 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 149245400 is about 12216.6034559529. The cubic root of 149245400 is about 530.4368061532.

The spelling of 149245400 in words is "one hundred forty-nine million, two hundred forty-five thousand, four hundred".