3521732 has 12 divisors (see below), whose sum is σ = 6182400. Its totient is φ = 1755336.

The previous prime is 3521729. The next prime is 3521747. The reversal of 3521732 is 2371253.

It is a junction number, because it is equal to n+sod(n) for n = 3521698 and 3521707.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269 + ... + 2667.

It is an arithmetic number, because the mean of its divisors is an integer number (515200).

Almost surely, 2^3521732 is an apocalyptic number.

It is an amenable number.

3521732 is a deficient number, since it is larger than the sum of its proper divisors (2660668).

3521732 is a wasteful number, since it uses less digits than its factorization.

3521732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2770 (or 2768 counting only the distinct ones).

The product of its digits is 1260, while the sum is 23.

The square root of 3521732 is about 1876.6278267147. The cubic root of 3521732 is about 152.1430440124.

Adding to 3521732 its reverse (2371253), we get a palindrome (5892985).

The spelling of 3521732 in words is "three million, five hundred twenty-one thousand, seven hundred thirty-two".