2262421 has 8 divisors (see below), whose sum is σ = 2649024. Its totient is φ = 1891680.

The previous prime is 2262413. The next prime is 2262437. The reversal of 2262421 is 1242622.

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

It is not a de Polignac number, because 2262421 - 2³ = 2262413 is a prime.

It is a super-3 number, since 3×2262421³ = 34740936756612133383, which contains 333 as substring.

It is a d-powerful number, because it can be written as 2⁷ + 2¹⁵ + 6⁴ + 2¹⁷ + 4 + 2²¹ + 1 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2262451) 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, 3655 + ... + 4228.

It is an arithmetic number, because the mean of its divisors is an integer number (331128).

2^2262421 is an apocalyptic number.

It is an amenable number.

2262421 is a deficient number, since it is larger than the sum of its proper divisors (386603).

2262421 is an equidigital number, since it uses as much as digits as its factorization.

2262421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7931.

The product of its digits is 384, while the sum is 19.

The square root of 2262421 is about 1504.1346349313. The cubic root of 2262421 is about 131.2777549769.

The spelling of 2262421 in words is "two million, two hundred sixty-two thousand, four hundred twenty-one".