4460221646 has 4 divisors (see below), whose sum is σ = 6690332472. Its totient is φ = 2230110822.

The previous prime is 4460221637. The next prime is 4460221679. The reversal of 4460221646 is 6461220644.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1115055410 + ... + 1115055413.

It is an arithmetic number, because the mean of its divisors is an integer number (1672583118).

Almost surely, 2^4460221646 is an apocalyptic number.

4460221646 is a deficient number, since it is larger than the sum of its proper divisors (2230110826).

4460221646 is a wasteful number, since it uses less digits than its factorization.

4460221646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2230110825.

The product of its (nonzero) digits is 55296, while the sum is 35.

The square root of 4460221646 is about 66784.8908511499. The cubic root of 4460221646 is about 1646.0845815786.

The spelling of 4460221646 in words is "four billion, four hundred sixty million, two hundred twenty-one thousand, six hundred forty-six".