2534363021 has 8 divisors (see below), whose sum is σ = 2564690040. Its totient is φ = 2504077312.

The previous prime is 2534363017. The next prime is 2534363023. The reversal of 2534363021 is 1203634352.

It can be written as a sum of positive squares in 4 ways, for example, as 25755625 + 2508607396 = 5075^2 + 50086^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2534363021 - 2² = 2534363017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2534363023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123341 + ... + 142413.

It is an arithmetic number, because the mean of its divisors is an integer number (320586255).

Almost surely, 2^2534363021 is an apocalyptic number.

It is an amenable number.

2534363021 is a deficient number, since it is larger than the sum of its proper divisors (30327019).

2534363021 is a wasteful number, since it uses less digits than its factorization.

2534363021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20655.

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 2534363021 is about 50342.4574390246. The cubic root of 2534363021 is about 1363.3989055819.

Adding to 2534363021 its reverse (1203634352), we get a palindrome (3737997373).

The spelling of 2534363021 in words is "two billion, five hundred thirty-four million, three hundred sixty-three thousand, twenty-one".