2520338634 has 48 divisors (see below), whose sum is σ = 6102480384. Its totient is φ = 745108800.

The previous prime is 2520338633. The next prime is 2520338693. The reversal of 2520338634 is 4368330252.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2520338633) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 147114 + ... + 163349.

It is an arithmetic number, because the mean of its divisors is an integer number (127135008).

Almost surely, 2^2520338634 is an apocalyptic number.

2520338634 is an abundant number, since it is smaller than the sum of its proper divisors (3582141750).

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

2520338634 is a wasteful number, since it uses less digits than its factorization.

2520338634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310523 (or 310520 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The square root of 2520338634 is about 50202.9743541157. The cubic root of 2520338634 is about 1360.8793754058.

Adding to 2520338634 its reverse (4368330252), we get a palindrome (6888668886).

The spelling of 2520338634 in words is "two billion, five hundred twenty million, three hundred thirty-eight thousand, six hundred thirty-four".