4909942 has 8 divisors (see below), whose sum is σ = 7752600. Its totient is φ = 2325744.

The previous prime is 4909939. The next prime is 4909969. The reversal of 4909942 is 2499094.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64567 + ... + 64642.

It is an arithmetic number, because the mean of its divisors is an integer number (969075).

Almost surely, 2^4909942 is an apocalyptic number.

4909942 is a deficient number, since it is larger than the sum of its proper divisors (2842658).

4909942 is a wasteful number, since it uses less digits than its factorization.

4909942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129230.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 4909942 is about 2215.8388930606. The cubic root of 4909942 is about 169.9647216299.

It can be divided in two parts, 49099 and 42, that added together give a triangular number (49141 = T₃₁₃).

The spelling of 4909942 in words is "four million, nine hundred nine thousand, nine hundred forty-two".