4040782 has 4 divisors (see below), whose sum is σ = 6061176. Its totient is φ = 2020390.

The previous prime is 4040779. The next prime is 4040783. The reversal of 4040782 is 2870404.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010194 + ... + 1010197.

It is an arithmetic number, because the mean of its divisors is an integer number (1515294).

Almost surely, 2^4040782 is an apocalyptic number.

4040782 is a deficient number, since it is larger than the sum of its proper divisors (2020394).

4040782 is a wasteful number, since it uses less digits than its factorization.

4040782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2020393.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 4040782 is about 2010.1696445823. The cubic root of 4040782 is about 159.2777603422.

The spelling of 4040782 in words is "four million, forty thousand, seven hundred eighty-two".