3547085 has 4 divisors (see below), whose sum is σ = 4256508. Its totient is φ = 2837664.

The previous prime is 3547073. The next prime is 3547097. The reversal of 3547085 is 5807453.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5807453 = 29 ⋅200257.

It is an interprime number because it is at equal distance from previous prime (3547073) and next prime (3547097).

It can be written as a sum of positive squares in 2 ways, for example, as 1841449 + 1705636 = 1357^2 + 1306^2 .

It is a cyclic number.

It is not a de Polignac number, because 3547085 - 2⁴ = 3547069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354704 + ... + 354713.

It is an arithmetic number, because the mean of its divisors is an integer number (1064127).

Almost surely, 2^3547085 is an apocalyptic number.

It is an amenable number.

3547085 is a deficient number, since it is larger than the sum of its proper divisors (709423).

3547085 is an equidigital number, since it uses as much as digits as its factorization.

3547085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709422.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 3547085 is about 1883.3706485979. The cubic root of 3547085 is about 152.5072647260.

The spelling of 3547085 in words is "three million, five hundred forty-seven thousand, eighty-five".