4957842 has 16 divisors (see below), whose sum is σ = 10127232. Its totient is φ = 1617360.

The previous prime is 4957837. The next prime is 4957847. The reversal of 4957842 is 2487594.

It is an interprime number because it is at equal distance from previous prime (4957837) and next prime (4957847).

It is a self number, because there is not a number n which added to its sum of digits gives 4957842.

It is not an unprimeable number, because it can be changed into a prime (4957847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8509 + ... + 9072.

It is an arithmetic number, because the mean of its divisors is an integer number (632952).

Almost surely, 2^4957842 is an apocalyptic number.

4957842 is an abundant number, since it is smaller than the sum of its proper divisors (5169390).

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

4957842 is a wasteful number, since it uses less digits than its factorization.

4957842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17633.

The product of its digits is 80640, while the sum is 39.

The square root of 4957842 is about 2226.6212071208. The cubic root of 4957842 is about 170.5156431384.

The spelling of 4957842 in words is "four million, nine hundred fifty-seven thousand, eight hundred forty-two".