149450592 has 48 divisors (see below), whose sum is σ = 394329600. Its totient is φ = 49560192.

The previous prime is 149450591. The next prime is 149450603. The reversal of 149450592 is 295054941.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 149450592.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149450591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15193 + ... + 23015.

It is an arithmetic number, because the mean of its divisors is an integer number (8215200).

Almost surely, 2^149450592 is an apocalyptic number.

149450592 is a gapful number since it is divisible by the number (12) 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 149450592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197164800).

149450592 is an abundant number, since it is smaller than the sum of its proper divisors (244879008).

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

149450592 is a wasteful number, since it uses less digits than its factorization.

149450592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8035 (or 8027 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 39.

The square root of 149450592 is about 12224.9986503067. The cubic root of 149450592 is about 530.6797875036.

The spelling of 149450592 in words is "one hundred forty-nine million, four hundred fifty thousand, five hundred ninety-two".