4220051392 has 56 divisors (see below), whose sum is σ = 8825331600. Its totient is φ = 1996609536.

The previous prime is 4220051279. The next prime is 4220051399. The reversal of 4220051392 is 2931500224.

It is a super-2 number, since 2×4220051392² = 35617667502242275328, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4220051392.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4220051399) 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, 1449234 + ... + 1452142.

Almost surely, 2^4220051392 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 4220051392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4412665800).

4220051392 is an abundant number, since it is smaller than the sum of its proper divisors (4605280208).

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

4220051392 is a wasteful number, since it uses less digits than its factorization.

4220051392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4133 (or 4123 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 4220051392 is about 64961.9226316463. The cubic root of 4220051392 is about 1615.9921494243.

The spelling of 4220051392 in words is "four billion, two hundred twenty million, fifty-one thousand, three hundred ninety-two".