4920042 has 16 divisors (see below), whose sum is σ = 9931680. Its totient is φ = 1624752.

The previous prime is 4920023. The next prime is 4920059. The reversal of 4920042 is 2400294.

It is an Ulam number.

It is an unprimeable number.

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, 3108 + ... + 4415.

It is an arithmetic number, because the mean of its divisors is an integer number (620730).

Almost surely, 2^4920042 is an apocalyptic number.

4920042 is an abundant number, since it is smaller than the sum of its proper divisors (5011638).

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

4920042 is a wasteful number, since it uses less digits than its factorization.

4920042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7637.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 4920042 is about 2218.1167687928. The cubic root of 4920042 is about 170.0811838310.

It can be divided in two parts, 4 and 920042, that added together give a triangular number (920046 = T₁₃₅₆).

The spelling of 4920042 in words is "four million, nine hundred twenty thousand, forty-two".