3531901 has 4 divisors (see below), whose sum is σ = 3541600. Its totient is φ = 3522204.

The previous prime is 3531887. The next prime is 3531907. The reversal of 3531901 is 1091353.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1091353 = 397 ⋅2749.

It is a cyclic number.

It is not a de Polignac number, because 3531901 - 2⁹ = 3531389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3531907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4281 + ... + 5038.

It is an arithmetic number, because the mean of its divisors is an integer number (885400).

Almost surely, 2^3531901 is an apocalyptic number.

It is an amenable number.

3531901 is a deficient number, since it is larger than the sum of its proper divisors (9699).

3531901 is an equidigital number, since it uses as much as digits as its factorization.

3531901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9698.

The product of its (nonzero) digits is 405, while the sum is 22.

The square root of 3531901 is about 1879.3352548175. The cubic root of 3531901 is about 152.2893409551.

The spelling of 3531901 in words is "three million, five hundred thirty-one thousand, nine hundred one".