12093550 has 48 divisors (see below), whose sum is σ = 26025120. Its totient is φ = 4095360.

The previous prime is 12093541. The next prime is 12093559. The reversal of 12093550 is 5539021.

It is an interprime number because it is at equal distance from previous prime (12093541) and next prime (12093559).

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 (12093559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37992 + ... + 38308.

It is an arithmetic number, because the mean of its divisors is an integer number (542190).

Almost surely, 2^12093550 is an apocalyptic number.

12093550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12093550 is an abundant number, since it is smaller than the sum of its proper divisors (13931570).

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

12093550 is a wasteful number, since it uses less digits than its factorization.

12093550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445 (or 440 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 12093550 is about 3477.5781802858. The cubic root of 12093550 is about 229.5362426011.

The spelling of 12093550 in words is "twelve million, ninety-three thousand, five hundred fifty".