3646900 has 18 divisors (see below), whose sum is σ = 7913990. Its totient is φ = 1458720.

The previous prime is 3646889. The next prime is 3646913. The reversal of 3646900 is 96463.

It can be written as a sum of positive squares in 3 ways, for example, as 104976 + 3541924 = 324^2 + 1882^2 .

It is a super-2 number, since 2×3646900² = 26599759220000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 18135 + ... + 18334.

Almost surely, 2^3646900 is an apocalyptic number.

It is an amenable number.

3646900 is an abundant number, since it is smaller than the sum of its proper divisors (4267090).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3646900 is a wasteful number, since it uses less digits than its factorization.

3646900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36483 (or 36476 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 3646900 is about 1909.6858380372. The cubic root of 3646900 is about 153.9245709206.

The spelling of 3646900 in words is "three million, six hundred forty-six thousand, nine hundred".