535074660 has 120 divisors (see below), whose sum is σ = 1777378680. Its totient is φ = 134286336.

The previous prime is 535074653. The next prime is 535074667. The reversal of 535074660 is 66470535.

535074660 is a `hidden beast` number, since 53 + 507 + 46 + 60 = 666.

It is an interprime number because it is at equal distance from previous prime (535074653) and next prime (535074667).

It can be written as a sum of positive squares in 4 ways, for example, as 6718464 + 528356196 = 2592^2 + 22986^2 .

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

It is not an unprimeable number, because it can be changed into a prime (535074667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 17826 + ... + 37254.

It is an arithmetic number, because the mean of its divisors is an integer number (14811489).

Almost surely, 2^535074660 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 535074660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (888689340).

535074660 is an abundant number, since it is smaller than the sum of its proper divisors (1242304020).

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

535074660 is a wasteful number, since it uses less digits than its factorization.

535074660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19467 (or 19456 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The square root of 535074660 is about 23131.6808727771. The cubic root of 535074660 is about 811.8418989753.

The spelling of 535074660 in words is "five hundred thirty-five million, seventy-four thousand, six hundred sixty".