4092726638 has 64 divisors (see below), whose sum is σ = 8308113408. Its totient is φ = 1460229120.

The previous prime is 4092726637. The next prime is 4092726679. The reversal of 4092726638 is 8366272904.

It is a super-2 number, since 2×4092726638² = 33500822666789566088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4092726592 and 4092726601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4092726637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 246206 + ... + 262302.

It is an arithmetic number, because the mean of its divisors is an integer number (129814272).

Almost surely, 2^4092726638 is an apocalyptic number.

4092726638 is an abundant number, since it is smaller than the sum of its proper divisors (4215386770).

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

4092726638 is a wasteful number, since it uses less digits than its factorization.

4092726638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16257.

The product of its (nonzero) digits is 870912, while the sum is 47.

The square root of 4092726638 is about 63974.4217480705. The cubic root of 4092726638 is about 1599.5736674000.

The spelling of 4092726638 in words is "four billion, ninety-two million, seven hundred twenty-six thousand, six hundred thirty-eight".