2150544 has 40 divisors (see below), whose sum is σ = 6062112. Its totient is φ = 651520.

The previous prime is 2150543. The next prime is 2150567. The reversal of 2150544 is 4450512.

2150544 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2150544.

It is not an unprimeable number, because it can be changed into a prime (2150543) 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, 1509 + ... + 2564.

2^2150544 is an apocalyptic number.

2150544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2150544 is an abundant number, since it is smaller than the sum of its proper divisors (3911568).

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

2150544 is a wasteful number, since it uses less digits than its factorization.

2150544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4095 (or 4089 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 2150544 is about 1466.4733205892. The cubic root of 2150544 is about 129.0771727402.

Subtracting 2150544 from its reverse (4450512), we obtain a cube (2299968 = 132³).

The spelling of 2150544 in words is "two million, one hundred fifty thousand, five hundred forty-four".