12355950 has 24 divisors (see below), whose sum is σ = 30643128. Its totient is φ = 3294880.

The previous prime is 12355919. The next prime is 12355951. The reversal of 12355950 is 5955321.

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 (12355951) 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 11 ways as a sum of consecutive naturals, for example, 41037 + ... + 41336.

It is an arithmetic number, because the mean of its divisors is an integer number (1276797).

Almost surely, 2^12355950 is an apocalyptic number.

12355950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12355950 is an abundant number, since it is smaller than the sum of its proper divisors (18287178).

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

12355950 is a wasteful number, since it uses less digits than its factorization.

12355950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82388 (or 82383 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 30.

The square root of 12355950 is about 3515.1031279324. The cubic root of 12355950 is about 231.1845005633.

The spelling of 12355950 in words is "twelve million, three hundred fifty-five thousand, nine hundred fifty".