3531660 has 48 divisors (see below), whose sum is σ = 10789632. Its totient is φ = 856000.

The previous prime is 3531659. The next prime is 3531677. The reversal of 3531660 is 661353.

It is a self number, because there is not a number n which added to its sum of digits gives 3531660.

It is a congruent number.

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, 2016 + ... + 3335.

It is an arithmetic number, because the mean of its divisors is an integer number (224784).

Almost surely, 2^3531660 is an apocalyptic number.

3531660 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3531660 is an abundant number, since it is smaller than the sum of its proper divisors (7257972).

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

3531660 is a wasteful number, since it uses less digits than its factorization.

3531660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5374 (or 5372 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 3531660 is about 1879.2711353075. The cubic root of 3531660 is about 152.2858770447.

The spelling of 3531660 in words is "three million, five hundred thirty-one thousand, six hundred sixty".