35622661 has 4 divisors (see below), whose sum is σ = 35640972. Its totient is φ = 35604352.

The previous prime is 35622649. The next prime is 35622677. The reversal of 35622661 is 16622653.

35622661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16622653 = 401 ⋅41453.

It can be written as a sum of positive squares in 2 ways, for example, as 30305025 + 5317636 = 5505^2 + 2306^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-35622661 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35622641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5836 + ... + 10261.

It is an arithmetic number, because the mean of its divisors is an integer number (8910243).

Almost surely, 2^35622661 is an apocalyptic number.

It is an amenable number.

35622661 is a deficient number, since it is larger than the sum of its proper divisors (18311).

35622661 is a wasteful number, since it uses less digits than its factorization.

35622661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18310.

The product of its digits is 12960, while the sum is 31.

The square root of 35622661 is about 5968.4722500821. The cubic root of 35622661 is about 329.0350168904.

The spelling of 35622661 in words is "thirty-five million, six hundred twenty-two thousand, six hundred sixty-one".