4216642 has 8 divisors (see below), whose sum is σ = 6396300. Its totient is φ = 2084544.

The previous prime is 4216633. The next prime is 4216657. The reversal of 4216642 is 2466124.

It can be written as a sum of positive squares in 2 ways, for example, as 3316041 + 900601 = 1821^2 + 949^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11667 + ... + 12022.

Almost surely, 2^4216642 is an apocalyptic number.

4216642 is a deficient number, since it is larger than the sum of its proper divisors (2179658).

4216642 is a wasteful number, since it uses less digits than its factorization.

4216642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23780.

The product of its digits is 2304, while the sum is 25.

The square root of 4216642 is about 2053.4463713474. The cubic root of 4216642 is about 161.5556843896. Note that the first 3 decimals are identical.

The spelling of 4216642 in words is "four million, two hundred sixteen thousand, six hundred forty-two".