3628869 has 16 divisors (see below), whose sum is σ = 5014464. Its totient is φ = 2332800.

The previous prime is 3628853. The next prime is 3628883. The reversal of 3628869 is 9688263.

It is not a de Polignac number, because 3628869 - 2⁴ = 3628853 is a prime.

It is a super-2 number, since 2×3628869² = 26337380438322, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3628869.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3628819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19959 + ... + 20139.

It is an arithmetic number, because the mean of its divisors is an integer number (313404).

Almost surely, 2^3628869 is an apocalyptic number.

It is an amenable number.

3628869 is a deficient number, since it is larger than the sum of its proper divisors (1385595).

3628869 is a wasteful number, since it uses less digits than its factorization.

3628869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388.

The product of its digits is 124416, while the sum is 42.

The square root of 3628869 is about 1904.9590546781. The cubic root of 3628869 is about 153.6704737778.

The spelling of 3628869 in words is "three million, six hundred twenty-eight thousand, eight hundred sixty-nine".