3531812 has 6 divisors (see below), whose sum is σ = 6180678. Its totient is φ = 1765904.

The previous prime is 3531809. The next prime is 3531833. The reversal of 3531812 is 2181353.

It can be written as a sum of positive squares in only one way, i.e., 2579236 + 952576 = 1606^2 + 976^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 441473 + ... + 441480.

It is an arithmetic number, because the mean of its divisors is an integer number (1030113).

Almost surely, 2^3531812 is an apocalyptic number.

It is an amenable number.

3531812 is a deficient number, since it is larger than the sum of its proper divisors (2648866).

3531812 is a wasteful number, since it uses less digits than its factorization.

3531812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882957 (or 882955 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 3531812 is about 1879.3115760831. The cubic root of 3531812 is about 152.2880617701.

The spelling of 3531812 in words is "three million, five hundred thirty-one thousand, eight hundred twelve".