4009740 has 48 divisors (see below), whose sum is σ = 12832512. Its totient is φ = 916416.

The previous prime is 4009729. The next prime is 4009769. The reversal of 4009740 is 479004.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 4009740.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4354 + ... + 5193.

It is an arithmetic number, because the mean of its divisors is an integer number (267344).

Almost surely, 2^4009740 is an apocalyptic number.

It is an amenable number.

4009740 is an abundant number, since it is smaller than the sum of its proper divisors (8822772).

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

4009740 is a wasteful number, since it uses less digits than its factorization.

4009740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9566 (or 9564 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 4009740 is about 2002.4335194957. The cubic root of 4009740 is about 158.8688448117.

The spelling of 4009740 in words is "four million, nine thousand, seven hundred forty".