2125222 has 8 divisors (see below), whose sum is σ = 3477672. Its totient is φ = 966000.

The previous prime is 2125219. The next prime is 2125229. The reversal of 2125222 is 2225212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 2⁶ + 1 + 2¹³ + 5⁹ + 2¹⁵ + 2¹⁶ + 2¹⁶ .

It is a junction number, because it is equal to n+sod(n) for n = 2125196 and 2125205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48279 + ... + 48322.

It is an arithmetic number, because the mean of its divisors is an integer number (434709).

2^2125222 is an apocalyptic number.

2125222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2125222 is a deficient number, since it is larger than the sum of its proper divisors (1352450).

2125222 is a wasteful number, since it uses less digits than its factorization.

2125222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96614.

The product of its digits is 160, while the sum is 16.

The square root of 2125222 is about 1457.8141170945. The cubic root of 2125222 is about 128.5685564320.

The spelling of 2125222 in words is "two million, one hundred twenty-five thousand, two hundred twenty-two".