2127144 has 32 divisors (see below), whose sum is σ = 5353920. Its totient is φ = 704256.

The previous prime is 2127143. The next prime is 2127149. The reversal of 2127144 is 4417212.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2127144.

It is not an unprimeable number, because it can be changed into a prime (2127143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6144 + ... + 6480.

It is an arithmetic number, because the mean of its divisors is an integer number (167310).

2^2127144 is an apocalyptic number.

2127144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2127144 is an abundant number, since it is smaller than the sum of its proper divisors (3226776).

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

2127144 is a wasteful number, since it uses less digits than its factorization.

2127144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609 (or 605 counting only the distinct ones).

The product of its digits is 448, while the sum is 21.

The square root of 2127144 is about 1458.4731742476. The cubic root of 2127144 is about 128.6073028641.

The spelling of 2127144 in words is "two million, one hundred twenty-seven thousand, one hundred forty-four".