4006782 has 24 divisors (see below), whose sum is σ = 9349704. Its totient is φ = 1232784.

The previous prime is 4006763. The next prime is 4006789. The reversal of 4006782 is 2876004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4006789) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8328 + ... + 8795.

It is an arithmetic number, because the mean of its divisors is an integer number (389571).

Almost surely, 2^4006782 is an apocalyptic number.

4006782 is an abundant number, since it is smaller than the sum of its proper divisors (5342922).

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

4006782 is a wasteful number, since it uses less digits than its factorization.

4006782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17144 (or 17141 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 4006782 is about 2001.6947819286. The cubic root of 4006782 is about 158.8297691569.

The spelling of 4006782 in words is "four million, six thousand, seven hundred eighty-two".