3662690 has 8 divisors (see below), whose sum is σ = 6592860. Its totient is φ = 1465072.

The previous prime is 3662683. The next prime is 3662699. The reversal of 3662690 is 962663.

It can be written as a sum of positive squares in 2 ways, for example, as 3301489 + 361201 = 1817^2 + 601^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×3662690² = 26830596072200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3662699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183125 + ... + 183144.

Almost surely, 2^3662690 is an apocalyptic number.

3662690 is a deficient number, since it is larger than the sum of its proper divisors (2930170).

3662690 is a wasteful number, since it uses less digits than its factorization.

3662690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366276.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 3662690 is about 1913.8155606014. The cubic root of 3662690 is about 154.1464003877.

It can be divided in two parts, 36 and 62690, that added together give a palindrome (62726).

The spelling of 3662690 in words is "three million, six hundred sixty-two thousand, six hundred ninety".