4219722 has 32 divisors (see below), whose sum is σ = 10100160. Its totient is φ = 1298160.

The previous prime is 4219711. The next prime is 4219753. The reversal of 4219722 is 2279124.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2304 + ... + 3707.

It is an arithmetic number, because the mean of its divisors is an integer number (315630).

Almost surely, 2^4219722 is an apocalyptic number.

4219722 is an abundant number, since it is smaller than the sum of its proper divisors (5880438).

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

4219722 is a wasteful number, since it uses less digits than its factorization.

4219722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6035 (or 6029 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 4219722 is about 2054.1961931617. The cubic root of 4219722 is about 161.5950103433.

The spelling of 4219722 in words is "four million, two hundred nineteen thousand, seven hundred twenty-two".