4072766 has 16 divisors (see below), whose sum is σ = 6264000. Its totient is φ = 1985568.

The previous prime is 4072753. The next prime is 4072793. The reversal of 4072766 is 6672704.

It is a happy number.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23456 + ... + 23628.

It is an arithmetic number, because the mean of its divisors is an integer number (391500).

Almost surely, 2^4072766 is an apocalyptic number.

4072766 is a deficient number, since it is larger than the sum of its proper divisors (2191234).

4072766 is a wasteful number, since it uses less digits than its factorization.

4072766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 4072766 is about 2018.1095113992. The cubic root of 4072766 is about 159.6969001364.

The spelling of 4072766 in words is "four million, seventy-two thousand, seven hundred sixty-six".