4993940 has 24 divisors (see below), whose sum is σ = 11985792. Its totient is φ = 1712160.

The previous prime is 4993931. The next prime is 4993943. The reversal of 4993940 is 493994.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 4993894 and 4993903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4993943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17696 + ... + 17975.

It is an arithmetic number, because the mean of its divisors is an integer number (499408).

Almost surely, 2^4993940 is an apocalyptic number.

It is an amenable number.

4993940 is an abundant number, since it is smaller than the sum of its proper divisors (6991852).

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

4993940 is a wasteful number, since it uses less digits than its factorization.

4993940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35687 (or 35685 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 4993940 is about 2234.7125094741. The cubic root of 4993940 is about 170.9284837111.

The spelling of 4993940 in words is "four million, nine hundred ninety-three thousand, nine hundred forty".