149344000 has 144 divisors (see below), whose sum is σ = 401768640. Its totient is φ = 54988800.

The previous prime is 149343989. The next prime is 149344003. The reversal of 149344000 is 443941.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149344003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 415821 + ... + 416179.

It is an arithmetic number, because the mean of its divisors is an integer number (2790060).

Almost surely, 2^149344000 is an apocalyptic number.

149344000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149344000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200884320).

149344000 is an abundant number, since it is smaller than the sum of its proper divisors (252424640).

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

149344000 is an equidigital number, since it uses as much as digits as its factorization.

149344000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403 (or 379 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 149344000 is about 12220.6382812028. The cubic root of 149344000 is about 530.5535926797.

Adding to 149344000 its reverse (443941), we get a palindrome (149787941).

The spelling of 149344000 in words is "one hundred forty-nine million, three hundred forty-four thousand".