2636273460 has 24 divisors (see below), whose sum is σ = 7381565856. Its totient is φ = 703006240.

The previous prime is 2636273447. The next prime is 2636273461. The reversal of 2636273460 is 643726362.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2636273461) 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, 21968886 + ... + 21969005.

It is an arithmetic number, because the mean of its divisors is an integer number (307565244).

Almost surely, 2^2636273460 is an apocalyptic number.

2636273460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2636273460 is an abundant number, since it is smaller than the sum of its proper divisors (4745292396).

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

2636273460 is a wasteful number, since it uses less digits than its factorization.

2636273460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43937903 (or 43937901 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 39.

The square root of 2636273460 is about 51344.6536652065. The cubic root of 2636273460 is about 1381.4340375431.

The spelling of 2636273460 in words is "two billion, six hundred thirty-six million, two hundred seventy-three thousand, four hundred sixty".