3537668 has 6 divisors (see below), whose sum is σ = 6190926. Its totient is φ = 1768832.

The previous prime is 3537659. The next prime is 3537673. The reversal of 3537668 is 8667353.

It can be written as a sum of positive squares in only one way, i.e., 2553604 + 984064 = 1598^2 + 992^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 442205 + ... + 442212.

It is an arithmetic number, because the mean of its divisors is an integer number (1031821).

Almost surely, 2^3537668 is an apocalyptic number.

It is an amenable number.

3537668 is a deficient number, since it is larger than the sum of its proper divisors (2653258).

3537668 is a wasteful number, since it uses less digits than its factorization.

3537668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 884421 (or 884419 counting only the distinct ones).

The product of its digits is 90720, while the sum is 38.

The square root of 3537668 is about 1880.8689481195. The cubic root of 3537668 is about 152.3721835046.

The spelling of 3537668 in words is "three million, five hundred thirty-seven thousand, six hundred sixty-eight".