4492542 has 32 divisors (see below), whose sum is σ = 9331200. Its totient is φ = 1441088.

The previous prime is 4492529. The next prime is 4492549. The reversal of 4492542 is 2452944.

It is a d-powerful number, because it can be written as 4³ + 4⁹ + 9 + 2⁷ + 5⁵ + 4¹¹ + 2¹⁵ .

Its product of digits (11520) is a multiple of the sum of its prime divisors (320).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4492549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25009 + ... + 25187.

It is an arithmetic number, because the mean of its divisors is an integer number (291600).

Almost surely, 2^4492542 is an apocalyptic number.

4492542 is an abundant number, since it is smaller than the sum of its proper divisors (4838658).

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

4492542 is a wasteful number, since it uses less digits than its factorization.

4492542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320.

The product of its digits is 11520, while the sum is 30.

The square root of 4492542 is about 2119.5617471543. The cubic root of 4492542 is about 165.0051054435.

The spelling of 4492542 in words is "four million, four hundred ninety-two thousand, five hundred forty-two".