1049876221 has 8 divisors (see below), whose sum is σ = 1079715584. Its totient is φ = 1020114000.

The previous prime is 1049876209. The next prime is 1049876227. The reversal of 1049876221 is 1226789401.

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

It is a cyclic number.

It is not a de Polignac number, because 1049876221 - 2²¹ = 1047779069 is a prime.

It is a super-2 number, since 2×1049876221² = 2204480158842481682, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1049876227) 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, 8896 + ... + 46678.

It is an arithmetic number, because the mean of its divisors is an integer number (134964448).

Almost surely, 2^1049876221 is an apocalyptic number.

It is an amenable number.

1049876221 is a deficient number, since it is larger than the sum of its proper divisors (29839363).

1049876221 is an equidigital number, since it uses as much as digits as its factorization.

1049876221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38571.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 1049876221 is about 32401.7934843119. The cubic root of 1049876221 is about 1016.3564160312.

The spelling of 1049876221 in words is "one billion, forty-nine million, eight hundred seventy-six thousand, two hundred twenty-one".