4942478 has 16 divisors (see below), whose sum is σ = 7892640. Its totient is φ = 2321248.

The previous prime is 4942411. The next prime is 4942501. The reversal of 4942478 is 8742494.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9575 + ... + 10077.

It is an arithmetic number, because the mean of its divisors is an integer number (493290).

Almost surely, 2^4942478 is an apocalyptic number.

4942478 is a deficient number, since it is larger than the sum of its proper divisors (2950162).

4942478 is an equidigital number, since it uses as much as digits as its factorization.

4942478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556 (or 522 counting only the distinct ones).

The product of its digits is 64512, while the sum is 38.

The square root of 4942478 is about 2223.1684596539. The cubic root of 4942478 is about 170.3393222576.

The spelling of 4942478 in words is "four million, nine hundred forty-two thousand, four hundred seventy-eight".