4077644 has 6 divisors (see below), whose sum is σ = 7135884. Its totient is φ = 2038820.

The previous prime is 4077643. The next prime is 4077649. The reversal of 4077644 is 4467704.

4077644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 4077644.

It is not an unprimeable number, because it can be changed into a prime (4077643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 509702 + ... + 509709.

It is an arithmetic number, because the mean of its divisors is an integer number (1189314).

Almost surely, 2^4077644 is an apocalyptic number.

It is an amenable number.

4077644 is a deficient number, since it is larger than the sum of its proper divisors (3058240).

4077644 is a wasteful number, since it uses less digits than its factorization.

4077644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019415 (or 1019413 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 32.

The square root of 4077644 is about 2019.3177065534. The cubic root of 4077644 is about 159.7606316544.

The spelling of 4077644 in words is "four million, seventy-seven thousand, six hundred forty-four".