3599949 has 16 divisors (see below), whose sum is σ = 5100480. Its totient is φ = 2252160.

The previous prime is 3599941. The next prime is 3599963. The reversal of 3599949 is 9499953.

It is not a de Polignac number, because 3599949 - 2³ = 3599941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3599898 and 3599907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3599941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7579 + ... + 8039.

It is an arithmetic number, because the mean of its divisors is an integer number (318780).

Almost surely, 2^3599949 is an apocalyptic number.

It is an amenable number.

3599949 is a deficient number, since it is larger than the sum of its proper divisors (1500531).

3599949 is a wasteful number, since it uses less digits than its factorization.

3599949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620.

The product of its digits is 393660, while the sum is 48.

The square root of 3599949 is about 1897.3531563734. The cubic root of 3599949 is about 153.2611627386.

The spelling of 3599949 in words is "three million, five hundred ninety-nine thousand, nine hundred forty-nine".