4220545715 has 32 divisors (see below), whose sum is σ = 5765022720. Its totient is φ = 2946461184.

The previous prime is 4220545697. The next prime is 4220545723. The reversal of 4220545715 is 5175450224.

It is a cyclic number.

It is not a de Polignac number, because 4220545715 - 2¹⁴ = 4220529331 is a prime.

It is a super-2 number, since 2×4220545715² = 35626012264809722450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48104 + ... + 103706.

It is an arithmetic number, because the mean of its divisors is an integer number (180156960).

Almost surely, 2^4220545715 is an apocalyptic number.

4220545715 is a deficient number, since it is larger than the sum of its proper divisors (1544477005).

4220545715 is a wasteful number, since it uses less digits than its factorization.

4220545715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55691.

The product of its (nonzero) digits is 56000, while the sum is 35.

The square root of 4220545715 is about 64965.7272336730. The cubic root of 4220545715 is about 1616.0552443036.

Adding to 4220545715 its reverse (5175450224), we get a palindrome (9395995939).

The spelling of 4220545715 in words is "four billion, two hundred twenty million, five hundred forty-five thousand, seven hundred fifteen".