3641650 has 24 divisors (see below), whose sum is σ = 6828804. Its totient is φ = 1444800.

The previous prime is 3641647. The next prime is 3641653. The reversal of 3641650 is 561463.

3641650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3641647) and next prime (3641653).

It can be written as a sum of positive squares in 6 ways, for example, as 915849 + 2725801 = 957^2 + 1651^2 .

It is a super-2 number, since 2×3641650² = 26523229445000, which contains 22 as substring.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (3641653) 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 11 ways as a sum of consecutive naturals, for example, 8440 + ... + 8860.

Almost surely, 2^3641650 is an apocalyptic number.

3641650 is a deficient number, since it is larger than the sum of its proper divisors (3187154).

3641650 is a wasteful number, since it uses less digits than its factorization.

3641650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606 (or 601 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 3641650 is about 1908.3107713368. The cubic root of 3641650 is about 153.8506732647.

The spelling of 3641650 in words is "three million, six hundred forty-one thousand, six hundred fifty".