535216997 has 16 divisors (see below), whose sum is σ = 620081280. Its totient is φ = 452487168.

The previous prime is 535216973. The next prime is 535216999. The reversal of 535216997 is 799612535.

It is not a de Polignac number, because 535216997 - 2¹⁸ = 534954853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (535216999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227654 + ... + 229992.

It is an arithmetic number, because the mean of its divisors is an integer number (38755080).

Almost surely, 2^535216997 is an apocalyptic number.

It is an amenable number.

535216997 is a deficient number, since it is larger than the sum of its proper divisors (84864283).

535216997 is a wasteful number, since it uses less digits than its factorization.

535216997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2780.

The product of its digits is 510300, while the sum is 47.

The square root of 535216997 is about 23134.7573360950. The cubic root of 535216997 is about 811.9138795194.

The spelling of 535216997 in words is "five hundred thirty-five million, two hundred sixteen thousand, nine hundred ninety-seven".