75563213 has 32 divisors (see below), whose sum is σ = 89828352. Its totient is φ = 62899200.

The previous prime is 75563161. The next prime is 75563227. The reversal of 75563213 is 31236557.

It is a cyclic number.

It is not a de Polignac number, because 75563213 - 2⁶ = 75563149 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 75563213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75563273) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 668645 + ... + 668757.

It is an arithmetic number, because the mean of its divisors is an integer number (2807136).

Almost surely, 2^75563213 is an apocalyptic number.

It is an amenable number.

75563213 is a deficient number, since it is larger than the sum of its proper divisors (14265139).

75563213 is a wasteful number, since it uses less digits than its factorization.

75563213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245.

The product of its digits is 18900, while the sum is 32.

The square root of 75563213 is about 8692.7103368282. The cubic root of 75563213 is about 422.7693284107.

The spelling of 75563213 in words is "seventy-five million, five hundred sixty-three thousand, two hundred thirteen".