35697223 has 4 divisors (see below), whose sum is σ = 35733208. Its totient is φ = 35661240.

The previous prime is 35697203. The next prime is 35697227. The reversal of 35697223 is 32279653.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-35697223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35697227) 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, 16461 + ... + 18502.

It is an arithmetic number, because the mean of its divisors is an integer number (8933302).

Almost surely, 2^35697223 is an apocalyptic number.

35697223 is a deficient number, since it is larger than the sum of its proper divisors (35985).

35697223 is a wasteful number, since it uses less digits than its factorization.

35697223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35984.

The product of its digits is 68040, while the sum is 37.

The square root of 35697223 is about 5974.7153070251. The cubic root of 35697223 is about 329.2644252786.

It can be divided in two parts, 356 and 97223, that added together give a palindrome (97579).

The spelling of 35697223 in words is "thirty-five million, six hundred ninety-seven thousand, two hundred twenty-three".