2620633634 has 8 divisors (see below), whose sum is σ = 4137842640. Its totient is φ = 1241352756.

The previous prime is 2620633573. The next prime is 2620633637. The reversal of 2620633634 is 4363360262.

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

It is a super-3 number, since 3×2620633634³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2620633594 and 2620633603.

It is not an unprimeable number, because it can be changed into a prime (2620633637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34481984 + ... + 34482059.

It is an arithmetic number, because the mean of its divisors is an integer number (517230330).

Almost surely, 2^2620633634 is an apocalyptic number.

2620633634 is a deficient number, since it is larger than the sum of its proper divisors (1517209006).

2620633634 is a wasteful number, since it uses less digits than its factorization.

2620633634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68964064.

The product of its (nonzero) digits is 93312, while the sum is 35.

The square root of 2620633634 is about 51192.1247263678. The cubic root of 2620633634 is about 1378.6968083063.

Adding to 2620633634 its reverse (4363360262), we get a palindrome (6983993896).

The spelling of 2620633634 in words is "two billion, six hundred twenty million, six hundred thirty-three thousand, six hundred thirty-four".