4494940 has 24 divisors (see below), whose sum is σ = 9480240. Its totient is φ = 1790208.

The previous prime is 4494937. The next prime is 4494947. The reversal of 4494940 is 494944.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4494896 and 4494905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4494947) 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, 7284 + ... + 7876.

It is an arithmetic number, because the mean of its divisors is an integer number (395010).

Almost surely, 2^4494940 is an apocalyptic number.

It is an amenable number.

4494940 is an abundant number, since it is smaller than the sum of its proper divisors (4985300).

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

4494940 is a wasteful number, since it uses less digits than its factorization.

4494940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981 (or 979 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 4494940 is about 2120.1273546653. The cubic root of 4494940 is about 165.0344586740.

The spelling of 4494940 in words is "four million, four hundred ninety-four thousand, nine hundred forty".