3610064581 has 16 divisors (see below), whose sum is σ = 3909744000. Its totient is φ = 3321684288.

The previous prime is 3610064539. The next prime is 3610064593. The reversal of 3610064581 is 1854600163.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3610064581 - 2²⁷ = 3475846853 is a prime.

It is a super-2 number, since 2×3610064581² = 26065132557981411122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3610064531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 416811 + ... + 425383.

It is an arithmetic number, because the mean of its divisors is an integer number (244359000).

Almost surely, 2^3610064581 is an apocalyptic number.

It is an amenable number.

3610064581 is a deficient number, since it is larger than the sum of its proper divisors (299679419).

3610064581 is a wasteful number, since it uses less digits than its factorization.

3610064581 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9228.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 3610064581 is about 60083.8129698840. The cubic root of 3610064581 is about 1534.0457920271.

The spelling of 3610064581 in words is "three billion, six hundred ten million, sixty-four thousand, five hundred eighty-one".