4942040 has 16 divisors (see below), whose sum is σ = 11119680. Its totient is φ = 1976800.

The previous prime is 4942039. The next prime is 4942057. The reversal of 4942040 is 402494.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4941997 and 4942015.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 61736 + ... + 61815.

It is an arithmetic number, because the mean of its divisors is an integer number (694980).

Almost surely, 2^4942040 is an apocalyptic number.

4942040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4942040 is an abundant number, since it is smaller than the sum of its proper divisors (6177640).

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

4942040 is a wasteful number, since it uses less digits than its factorization.

4942040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123562 (or 123558 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 4942040 is about 2223.0699494168. The cubic root of 4942040 is about 170.3342903130.

The spelling of 4942040 in words is "four million, nine hundred forty-two thousand, forty".