35521223 has 8 divisors (see below), whose sum is σ = 37339488. Its totient is φ = 33725824.

The previous prime is 35521207. The next prime is 35521243. The reversal of 35521223 is 32212553.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 35521223 - 2⁴ = 35521207 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35521243) 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 7 ways as a sum of consecutive naturals, for example, 2486 + ... + 8787.

It is an arithmetic number, because the mean of its divisors is an integer number (4667436).

Almost surely, 2^35521223 is an apocalyptic number.

35521223 is a deficient number, since it is larger than the sum of its proper divisors (1818265).

35521223 is a wasteful number, since it uses less digits than its factorization.

35521223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11433.

The product of its digits is 1800, while the sum is 23.

The square root of 35521223 is about 5959.9683723993. The cubic root of 35521223 is about 328.7224032891.

Adding to 35521223 its reverse (32212553), we get a palindrome (67733776).

The spelling of 35521223 in words is "thirty-five million, five hundred twenty-one thousand, two hundred twenty-three".