2141550 has 36 divisors (see below), whose sum is σ = 5754840. Its totient is φ = 570960.

The previous prime is 2141549. The next prime is 2141569. The reversal of 2141550 is 551412.

2141550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 1930 + ... + 2829.

2^2141550 is an apocalyptic number.

2141550 is an abundant number, since it is smaller than the sum of its proper divisors (3613290).

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

2141550 is a wasteful number, since it uses less digits than its factorization.

2141550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4777 (or 4769 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 2141550 is about 1463.4035670313. The cubic root of 2141550 is about 128.8969792231.

Adding to 2141550 its reverse (551412), we get a palindrome (2692962).

It can be divided in two parts, 214 and 1550, that added together give a square (1764 = 42²).

The spelling of 2141550 in words is "two million, one hundred forty-one thousand, five hundred fifty".