4491642 has 16 divisors (see below), whose sum is σ = 9004320. Its totient is φ = 1493712.

The previous prime is 4491631. The next prime is 4491653. The reversal of 4491642 is 2461944.

It is an interprime number because it is at equal distance from previous prime (4491631) and next prime (4491653).

It is a d-powerful number, because it can be written as 4⁴ + 4⁷ + 9³ + 1 + 6⁷ + 4¹¹ + 2⁵ .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3928 + ... + 4940.

It is an arithmetic number, because the mean of its divisors is an integer number (562770).

Almost surely, 2^4491642 is an apocalyptic number.

4491642 is an abundant number, since it is smaller than the sum of its proper divisors (4512678).

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

4491642 is a wasteful number, since it uses less digits than its factorization.

4491642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1757.

The product of its digits is 6912, while the sum is 30.

The square root of 4491642 is about 2119.3494284804. The cubic root of 4491642 is about 164.9940861058.

The spelling of 4491642 in words is "four million, four hundred ninety-one thousand, six hundred forty-two".