2463226021 has 4 divisors (see below), whose sum is σ = 2463404044. Its totient is φ = 2463048000.

The previous prime is 2463226019. The next prime is 2463226043. The reversal of 2463226021 is 1206223642.

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 570540996 + 1892685025 = 23886^2 + 43505^2 .

It is a cyclic number.

It is not a de Polignac number, because 2463226021 - 2¹ = 2463226019 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 (2463226121) 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, 66330 + ... + 96571.

It is an arithmetic number, because the mean of its divisors is an integer number (615851011).

Almost surely, 2^2463226021 is an apocalyptic number.

It is an amenable number.

2463226021 is a deficient number, since it is larger than the sum of its proper divisors (178023).

2463226021 is a wasteful number, since it uses less digits than its factorization.

2463226021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178022.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 2463226021 is about 49630.8978459991. The cubic root of 2463226021 is about 1350.5212474582.

Adding to 2463226021 its reverse (1206223642), we get a palindrome (3669449663).

It can be divided in two parts, 24632 and 26021, that added together give a cube (50653 = 37³).

The spelling of 2463226021 in words is "two billion, four hundred sixty-three million, two hundred twenty-six thousand, twenty-one".