4536642 has 16 divisors (see below), whose sum is σ = 9898272. Its totient is φ = 1374720.

The previous prime is 4536619. The next prime is 4536643. The reversal of 4536642 is 2466354.

It is a super-2 number, since 2×4536642² = 41162241272328, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4⁹ + 5⁷ + 3² + 6 + 6 + 4¹¹ + 2¹¹ .

It is not an unprimeable number, because it can be changed into a prime (4536643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34303 + ... + 34434.

It is an arithmetic number, because the mean of its divisors is an integer number (618642).

Almost surely, 2^4536642 is an apocalyptic number.

4536642 is an abundant number, since it is smaller than the sum of its proper divisors (5361630).

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

4536642 is a wasteful number, since it uses less digits than its factorization.

4536642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68753.

The product of its digits is 17280, while the sum is 30.

The square root of 4536642 is about 2129.9394357587. The cubic root of 4536642 is about 165.5432598675.

The spelling of 4536642 in words is "four million, five hundred thirty-six thousand, six hundred forty-two".