3693637 has 2 divisors, whose sum is σ = 3693638. Its totient is φ = 3693636.

The previous prime is 3693617. The next prime is 3693653. The reversal of 3693637 is 7363963.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3568321 + 125316 = 1889^2 + 354^2 .

It is a cyclic number.

It is not a de Polignac number, because 3693637 - 2¹⁹ = 3169349 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3693596 and 3693605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3693617) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1846818 + 1846819.

It is an arithmetic number, because the mean of its divisors is an integer number (1846819).

Almost surely, 2^3693637 is an apocalyptic number.

It is an amenable number.

3693637 is a deficient number, since it is larger than the sum of its proper divisors (1).

3693637 is an equidigital number, since it uses as much as digits as its factorization.

3693637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61236, while the sum is 37.

The square root of 3693637 is about 1921.8837113624. The cubic root of 3693637 is about 154.5793240961.

It can be divided in two parts, 369363 and 7, that added together give a triangular number (369370 = T₈₅₉).

The spelling of 3693637 in words is "three million, six hundred ninety-three thousand, six hundred thirty-seven".