2672307138 has 16 divisors (see below), whose sum is σ = 5528911680. Its totient is φ = 860052816.

The previous prime is 2672307137. The next prime is 2672307149. The reversal of 2672307138 is 8317032762.

It is a junction number, because it is equal to n+sod(n) for n = 2672307096 and 2672307105.

It is not an unprimeable number, because it can be changed into a prime (2672307137) 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, 7678870 + ... + 7679217.

It is an arithmetic number, because the mean of its divisors is an integer number (345556980).

Almost surely, 2^2672307138 is an apocalyptic number.

2672307138 is an abundant number, since it is smaller than the sum of its proper divisors (2856604542).

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

2672307138 is a wasteful number, since it uses less digits than its factorization.

2672307138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15358121.

The product of its (nonzero) digits is 84672, while the sum is 39.

The square root of 2672307138 is about 51694.3627294118. The cubic root of 2672307138 is about 1387.6995812571.

The spelling of 2672307138 in words is "two billion, six hundred seventy-two million, three hundred seven thousand, one hundred thirty-eight".