3536491 has 4 divisors (see below), whose sum is σ = 4041712. Its totient is φ = 3031272.

The previous prime is 3536479. The next prime is 3536501. The reversal of 3536491 is 1946353.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1946353 = 1063 ⋅1831.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3536491 is a prime.

It is a Duffinian number.

3536491 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3536441) 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, 252600 + ... + 252613.

It is an arithmetic number, because the mean of its divisors is an integer number (1010428).

Almost surely, 2^3536491 is an apocalyptic number.

3536491 is a deficient number, since it is larger than the sum of its proper divisors (505221).

3536491 is an equidigital number, since it uses as much as digits as its factorization.

3536491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505220.

The product of its digits is 9720, while the sum is 31.

The square root of 3536491 is about 1880.5560347940. The cubic root of 3536491 is about 152.3552832987.

The spelling of 3536491 in words is "three million, five hundred thirty-six thousand, four hundred ninety-one".