2221348246 has 16 divisors (see below), whose sum is σ = 3606372000. Its totient is φ = 1020083328.

The previous prime is 2221348229. The next prime is 2221348291. The reversal of 2221348246 is 6428431222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209491 + ... + 219838.

It is an arithmetic number, because the mean of its divisors is an integer number (225398250).

Almost surely, 2^2221348246 is an apocalyptic number.

2221348246 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2221348246 is a deficient number, since it is larger than the sum of its proper divisors (1385023754).

2221348246 is a wasteful number, since it uses less digits than its factorization.

2221348246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429543.

The product of its digits is 36864, while the sum is 34.

The square root of 2221348246 is about 47131.1812497841. The cubic root of 2221348246 is about 1304.7847828958.

Adding to 2221348246 its reverse (6428431222), we get a palindrome (8649779468).

The spelling of 2221348246 in words is "two billion, two hundred twenty-one million, three hundred forty-eight thousand, two hundred forty-six".