35530561 has 24 divisors (see below), whose sum is σ = 43206912. Its totient is φ = 29040000.

The previous prime is 35530553. The next prime is 35530591. The reversal of 35530561 is 16503553.

It is a happy number.

It is not a de Polignac number, because 35530561 - 2³ = 35530553 is a prime.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (35530531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46936 + ... + 47686.

It is an arithmetic number, because the mean of its divisors is an integer number (1800288).

Almost surely, 2^35530561 is an apocalyptic number.

It is an amenable number.

35530561 is a deficient number, since it is larger than the sum of its proper divisors (7676351).

35530561 is a wasteful number, since it uses less digits than its factorization.

35530561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813 (or 802 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 28.

The square root of 35530561 is about 5960.7517143394. The cubic root of 35530561 is about 328.7512061718.

The spelling of 35530561 in words is "thirty-five million, five hundred thirty thousand, five hundred sixty-one".