2626338782 has 4 divisors (see below), whose sum is σ = 3939508176. Its totient is φ = 1313169390.

The previous prime is 2626338731. The next prime is 2626338797. The reversal of 2626338782 is 2878336262.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2878336262 = 2 ⋅1439168131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656584694 + ... + 656584697.

It is an arithmetic number, because the mean of its divisors is an integer number (984877044).

Almost surely, 2^2626338782 is an apocalyptic number.

2626338782 is a deficient number, since it is larger than the sum of its proper divisors (1313169394).

2626338782 is a wasteful number, since it uses less digits than its factorization.

2626338782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313169393.

The product of its digits is 1161216, while the sum is 47.

The square root of 2626338782 is about 51247.8173388877. The cubic root of 2626338782 is about 1379.6965624939.

The spelling of 2626338782 in words is "two billion, six hundred twenty-six million, three hundred thirty-eight thousand, seven hundred eighty-two".