3626404 has 6 divisors (see below), whose sum is σ = 6346214. Its totient is φ = 1813200.

The previous prime is 3626401. The next prime is 3626417. The reversal of 3626404 is 4046263.

It can be written as a sum of positive squares in only one way, i.e., 2528100 + 1098304 = 1590^2 + 1048^2 .

It is not an unprimeable number, because it can be changed into a prime (3626401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 453297 + ... + 453304.

Almost surely, 2^3626404 is an apocalyptic number.

It is an amenable number.

3626404 is a deficient number, since it is larger than the sum of its proper divisors (2719810).

3626404 is a wasteful number, since it uses less digits than its factorization.

3626404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906605 (or 906603 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 3626404 is about 1904.3119492352. The cubic root of 3626404 is about 153.6356710592.

The spelling of 3626404 in words is "three million, six hundred twenty-six thousand, four hundred four".