536521326 has 128 divisors (see below), whose sum is σ = 1293304320. Its totient is φ = 146534400.

The previous prime is 536521319. The next prime is 536521333. The reversal of 536521326 is 623125635.

It is an interprime number because it is at equal distance from previous prime (536521319) and next prime (536521333).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4922160 + ... + 4922268.

It is an arithmetic number, because the mean of its divisors is an integer number (10103940).

Almost surely, 2^536521326 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 536521326, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (646652160).

536521326 is an abundant number, since it is smaller than the sum of its proper divisors (756782994).

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

536521326 is a wasteful number, since it uses less digits than its factorization.

536521326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290.

The product of its digits is 32400, while the sum is 33.

The square root of 536521326 is about 23162.9299960087. The cubic root of 536521326 is about 812.5728917958.

It can be divided in two parts, 5 and 36521326, that added together give a triangular number (36521331 = T₈₅₄₆).

The spelling of 536521326 in words is "five hundred thirty-six million, five hundred twenty-one thousand, three hundred twenty-six".