2262824021 has 4 divisors (see below), whose sum is σ = 2288249100. Its totient is φ = 2237398944.

The previous prime is 2262824017. The next prime is 2262824023. The reversal of 2262824021 is 1204282622.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 272415025 + 1990408996 = 16505^2 + 44614^2 .

It is a cyclic number.

It is not a de Polignac number, because 2262824021 - 2² = 2262824017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2262824023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12712406 + ... + 12712583.

It is an arithmetic number, because the mean of its divisors is an integer number (572062275).

Almost surely, 2^2262824021 is an apocalyptic number.

It is an amenable number.

2262824021 is a deficient number, since it is larger than the sum of its proper divisors (25425079).

2262824021 is an equidigital number, since it uses as much as digits as its factorization.

2262824021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25425078.

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 2262824021 is about 47569.1498872957. The cubic root of 2262824021 is about 1312.8554965802.

The spelling of 2262824021 in words is "two billion, two hundred sixty-two million, eight hundred twenty-four thousand, twenty-one".