4562221356 has 144 divisors (see below), whose sum is σ = 14442704640. Its totient is φ = 1179653760.

The previous prime is 4562221343. The next prime is 4562221379. The reversal of 4562221356 is 6531222654.

4562221356 is a `hidden beast` number, since 4 + 5 + 622 + 21 + 3 + 5 + 6 = 666.

It is a super-2 number, since 2×4562221356² = 41627727402284957472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 4562221356.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 631195 + ... + 638381.

It is an arithmetic number, because the mean of its divisors is an integer number (100296560).

Almost surely, 2^4562221356 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4562221356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7221352320).

4562221356 is an abundant number, since it is smaller than the sum of its proper divisors (9880483284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4562221356 is a wasteful number, since it uses less digits than its factorization.

4562221356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7444 (or 7439 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 4562221356 is about 67544.2177836119. The cubic root of 4562221356 is about 1658.5380940658.

The spelling of 4562221356 in words is "four billion, five hundred sixty-two million, two hundred twenty-one thousand, three hundred fifty-six".