2642505234 has 32 divisors (see below), whose sum is σ = 5345926656. Its totient is φ = 870704640.

The previous prime is 2642505233. The next prime is 2642505251. The reversal of 2642505234 is 4325052462.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2642505195 and 2642505204.

It is not an unprimeable number, because it can be changed into a prime (2642505233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 591999 + ... + 596445.

It is an arithmetic number, because the mean of its divisors is an integer number (167060208).

Almost surely, 2^2642505234 is an apocalyptic number.

2642505234 is an abundant number, since it is smaller than the sum of its proper divisors (2703421422).

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

2642505234 is a wasteful number, since it uses less digits than its factorization.

2642505234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5570.

The product of its (nonzero) digits is 57600, while the sum is 33.

The square root of 2642505234 is about 51405.3035590687. The cubic root of 2642505234 is about 1382.5216852436.

Adding to 2642505234 its reverse (4325052462), we get a palindrome (6967557696).

The spelling of 2642505234 in words is "two billion, six hundred forty-two million, five hundred five thousand, two hundred thirty-four".