2642231436 has 24 divisors (see below), whose sum is σ = 6639453744. Its totient is φ = 812994240.

The previous prime is 2642231399. The next prime is 2642231437. The reversal of 2642231436 is 6341322462.

It is a super-2 number, since 2×2642231436² = 13962773922773244192, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 2642231397 and 2642231406.

It is not an unprimeable number, because it can be changed into a prime (2642231437) 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, 8468535 + ... + 8468846.

It is an arithmetic number, because the mean of its divisors is an integer number (276643906).

Almost surely, 2^2642231436 is an apocalyptic number.

2642231436 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2642231436 is an abundant number, since it is smaller than the sum of its proper divisors (3997222308).

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

2642231436 is a wasteful number, since it uses less digits than its factorization.

2642231436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16937401 (or 16937399 counting only the distinct ones).

The product of its digits is 41472, while the sum is 33.

The square root of 2642231436 is about 51402.6403601994. The cubic root of 2642231436 is about 1382.4739345029.

Adding to 2642231436 its reverse (6341322462), we get a palindrome (8983553898).

The spelling of 2642231436 in words is "two billion, six hundred forty-two million, two hundred thirty-one thousand, four hundred thirty-six".