4222646145 has 48 divisors (see below), whose sum is σ = 7514836992. Its totient is φ = 2192411520.

The previous prime is 4222646083. The next prime is 4222646161. The reversal of 4222646145 is 5416462224.

4222646145 is a `hidden beast` number, since 4 + 2 + 2 + 2 + 646 + 1 + 4 + 5 = 666.

It is not a de Polignac number, because 4222646145 - 2⁶ = 4222646081 is a prime.

It is a super-2 number, since 2×4222646145² = 35661480931766722050, which contains 22 as substring.

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, 398739 + ... + 409191.

It is an arithmetic number, because the mean of its divisors is an integer number (156559104).

Almost surely, 2^4222646145 is an apocalyptic number.

4222646145 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4222646145 is a deficient number, since it is larger than the sum of its proper divisors (3292190847).

4222646145 is a wasteful number, since it uses less digits than its factorization.

4222646145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10702 (or 10699 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The square root of 4222646145 is about 64981.8909004655. The cubic root of 4222646145 is about 1616.3232861008.

The spelling of 4222646145 in words is "four billion, two hundred twenty-two million, six hundred forty-six thousand, one hundred forty-five".