4421213415 has 64 divisors (see below), whose sum is σ = 8183894400. Its totient is φ = 2261855232.

The previous prime is 4421213383. The next prime is 4421213441. The reversal of 4421213415 is 5143121244.

4421213415 is a `hidden beast` number, since 442 + 1 + 213 + 4 + 1 + 5 = 666.

It is not a de Polignac number, because 4421213415 - 2⁵ = 4421213383 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 611059 + ... + 618251.

It is an arithmetic number, because the mean of its divisors is an integer number (127873350).

Almost surely, 2^4421213415 is an apocalyptic number.

4421213415 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4421213415 is a deficient number, since it is larger than the sum of its proper divisors (3762680985).

4421213415 is a wasteful number, since it uses less digits than its factorization.

4421213415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7393 (or 7387 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 4421213415 is about 66492.2056710409. The cubic root of 4421213415 is about 1641.2717449502.

Adding to 4421213415 its reverse (5143121244), we get a palindrome (9564334659).

The spelling of 4421213415 in words is "four billion, four hundred twenty-one million, two hundred thirteen thousand, four hundred fifteen".