2535122620 has 96 divisors (see below), whose sum is σ = 5867769600. Its totient is φ = 916091904.

The previous prime is 2535122593. The next prime is 2535122627. The reversal of 2535122620 is 262215352.

It is a super-3 number, since 3×2535122620³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2535122627) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 861111 + ... + 864049.

It is an arithmetic number, because the mean of its divisors is an integer number (61122600).

Almost surely, 2^2535122620 is an apocalyptic number.

2535122620 is a gapful number since it is divisible by the number (20) 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 2535122620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2933884800).

2535122620 is an abundant number, since it is smaller than the sum of its proper divisors (3332646980).

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

2535122620 is a wasteful number, since it uses less digits than its factorization.

2535122620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3067 (or 3065 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 2535122620 is about 50350.0011916584. The cubic root of 2535122620 is about 1363.5351045645.

Adding to 2535122620 its reverse (262215352), we get a palindrome (2797337972).

The spelling of 2535122620 in words is "two billion, five hundred thirty-five million, one hundred twenty-two thousand, six hundred twenty".