3531546 has 32 divisors (see below), whose sum is σ = 8311680. Its totient is φ = 1107648.

The previous prime is 3531523. The next prime is 3531559. The reversal of 3531546 is 6451353.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1006 + ... + 2841.

It is an arithmetic number, because the mean of its divisors is an integer number (259740).

Almost surely, 2^3531546 is an apocalyptic number.

3531546 is an abundant number, since it is smaller than the sum of its proper divisors (4780134).

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

3531546 is a wasteful number, since it uses less digits than its factorization.

3531546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3875 (or 3869 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 3531546 is about 1879.2408041547. The cubic root of 3531546 is about 152.2842384596.

Adding to 3531546 its reverse (6451353), we get a palindrome (9982899).

The spelling of 3531546 in words is "three million, five hundred thirty-one thousand, five hundred forty-six".