3628779 has 32 divisors (see below), whose sum is σ = 6303744. Its totient is φ = 1800480.

The previous prime is 3628777. The next prime is 3628783. The reversal of 3628779 is 9778263.

It is not a de Polignac number, because 3628779 - 2¹ = 3628777 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3628779.

It is not an unprimeable number, because it can be changed into a prime (3628777) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4972 + ... + 5654.

It is an arithmetic number, because the mean of its divisors is an integer number (196992).

Almost surely, 2^3628779 is an apocalyptic number.

3628779 is a deficient number, since it is larger than the sum of its proper divisors (2674965).

3628779 is a wasteful number, since it uses less digits than its factorization.

3628779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 727.

The product of its digits is 127008, while the sum is 42.

The square root of 3628779 is about 1904.9354319766. The cubic root of 3628779 is about 153.6692033676.

The spelling of 3628779 in words is "three million, six hundred twenty-eight thousand, seven hundred seventy-nine".