535222020 has 96 divisors (see below), whose sum is σ = 1620259200. Its totient is φ = 131549184.

The previous prime is 535221979. The next prime is 535222021. The reversal of 535222020 is 20222535.

It is a super-2 number, since 2×535222020² = 572925221385760800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (535222021) 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 31 ways as a sum of consecutive naturals, for example, 35836 + ... + 48524.

It is an arithmetic number, because the mean of its divisors is an integer number (16877700).

Almost surely, 2^535222020 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 535222020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (810129600).

535222020 is an abundant number, since it is smaller than the sum of its proper divisors (1085037180).

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

535222020 is a wasteful number, since it uses less digits than its factorization.

535222020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12757 (or 12755 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 535222020 is about 23134.8658954402. The cubic root of 535222020 is about 811.9164194429.

Adding to 535222020 its reverse (20222535), we get a palindrome (555444555).

It can be divided in two parts, 5352 and 22020, that added together give a palindrome (27372).

The spelling of 535222020 in words is "five hundred thirty-five million, two hundred twenty-two thousand, twenty".