535653216 has 192 divisors, whose sum is σ = 1843752960. Its totient is φ = 148055040.

The previous prime is 535653191. The next prime is 535653257. The reversal of 535653216 is 612356535.

535653216 is a `hidden beast` number, since 53 + 565 + 32 + 16 = 666.

It is a super-2 number, since 2×535653216² = 573848735622285312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 186060 + ... + 188916.

It is an arithmetic number, because the mean of its divisors is an integer number (9602880).

Almost surely, 2^535653216 is an apocalyptic number.

535653216 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 535653216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (921876480).

535653216 is an abundant number, since it is smaller than the sum of its proper divisors (1308099744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

535653216 is a wasteful number, since it uses less digits than its factorization.

535653216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2914 (or 2900 counting only the distinct ones).

The product of its digits is 81000, while the sum is 36.

The square root of 535653216 is about 23144.1832001045. The cubic root of 535653216 is about 812.1343982283.

The spelling of 535653216 in words is "five hundred thirty-five million, six hundred fifty-three thousand, two hundred sixteen".