3673557 has 6 divisors (see below), whose sum is σ = 5306262. Its totient is φ = 2449032.

The previous prime is 3673529. The next prime is 3673577. The reversal of 3673557 is 7553763.

3673557 is a `hidden beast` number, since 36 + 73 + 557 = 666.

3673557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2852721 + 820836 = 1689^2 + 906^2 .

It is not a de Polignac number, because 3673557 - 2⁶ = 3673493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3673507) 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 in 5 ways as a sum of consecutive naturals, for example, 204078 + ... + 204095.

It is an arithmetic number, because the mean of its divisors is an integer number (884377).

Almost surely, 2^3673557 is an apocalyptic number.

It is an amenable number.

3673557 is a deficient number, since it is larger than the sum of its proper divisors (1632705).

3673557 is a wasteful number, since it uses less digits than its factorization.

3673557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408179 (or 408176 counting only the distinct ones).

The product of its digits is 66150, while the sum is 36.

The square root of 3673557 is about 1916.6525506727. The cubic root of 3673557 is about 154.2986978345.

The spelling of 3673557 in words is "three million, six hundred seventy-three thousand, five hundred fifty-seven".