3575644 has 12 divisors (see below), whose sum is σ = 6625584. Its totient is φ = 1682624.

The previous prime is 3575639. The next prime is 3575647. The reversal of 3575644 is 4465753.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a d-powerful number, because it can be written as 3⁹ + 5 + 7⁷ + 5³ + 6⁸ + 4⁶ + 4¹⁰ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3575647) 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, 26224 + ... + 26359.

It is an arithmetic number, because the mean of its divisors is an integer number (552132).

Almost surely, 2^3575644 is an apocalyptic number.

3575644 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

3575644 is a deficient number, since it is larger than the sum of its proper divisors (3049940).

3575644 is a wasteful number, since it uses less digits than its factorization.

3575644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52604 (or 52602 counting only the distinct ones).

The product of its digits is 50400, while the sum is 34.

The square root of 3575644 is about 1890.9373337052. The cubic root of 3575644 is about 152.9154701313.

The spelling of 3575644 in words is "three million, five hundred seventy-five thousand, six hundred forty-four".