3599946 has 24 divisors (see below), whose sum is σ = 8914464. Its totient is φ = 1028520.

The previous prime is 3599941. The next prime is 3599963. The reversal of 3599946 is 6499953.

It is a happy number.

It is a super-2 number, since 2×3599946² = 25919222405832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3599941) 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 11 ways as a sum of consecutive naturals, for example, 14160 + ... + 14411.

It is an arithmetic number, because the mean of its divisors is an integer number (371436).

Almost surely, 2^3599946 is an apocalyptic number.

3599946 is an abundant number, since it is smaller than the sum of its proper divisors (5314518).

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

3599946 is a wasteful number, since it uses less digits than its factorization.

3599946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28586 (or 28583 counting only the distinct ones).

The product of its digits is 262440, while the sum is 45.

The square root of 3599946 is about 1897.3523657982. The cubic root of 3599946 is about 153.2611201654.

It can be divided in two parts, 359994 and 6, that added together give a square (360000 = 600²).

The spelling of 3599946 in words is "three million, five hundred ninety-nine thousand, nine hundred forty-six".