2124388 has 24 divisors (see below), whose sum is σ = 4499712. Its totient is φ = 856704.

The previous prime is 2124377. The next prime is 2124401. The reversal of 2124388 is 8834212.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1756 + ... + 2707.

It is an arithmetic number, because the mean of its divisors is an integer number (187488).

2^2124388 is an apocalyptic number.

2124388 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2124388 is an abundant number, since it is smaller than the sum of its proper divisors (2375324).

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

2124388 is a wasteful number, since it uses less digits than its factorization.

2124388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4491 (or 4489 counting only the distinct ones).

The product of its digits is 3072, while the sum is 28.

The square root of 2124388 is about 1457.5280443271. The cubic root of 2124388 is about 128.5517361962.

The spelling of 2124388 in words is "two million, one hundred twenty-four thousand, three hundred eighty-eight".