2726124638 has 4 divisors (see below), whose sum is σ = 4089186960. Its totient is φ = 1363062318.

The previous prime is 2726124637. The next prime is 2726124647. The reversal of 2726124638 is 8364216272.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 2726124595 and 2726124604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2726124631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 681531158 + ... + 681531161.

It is an arithmetic number, because the mean of its divisors is an integer number (1022296740).

Almost surely, 2^2726124638 is an apocalyptic number.

2726124638 is a deficient number, since it is larger than the sum of its proper divisors (1363062322).

2726124638 is a wasteful number, since it uses less digits than its factorization.

2726124638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1363062321.

The product of its digits is 193536, while the sum is 41.

The square root of 2726124638 is about 52212.3035117203. The cubic root of 2726124638 is about 1396.9533471917.

The spelling of 2726124638 in words is "two billion, seven hundred twenty-six million, one hundred twenty-four thousand, six hundred thirty-eight".