2779448038 has 8 divisors (see below), whose sum is σ = 4169581920. Its totient is φ = 1389587400.

The previous prime is 2779448027. The next prime is 2779448039. The reversal of 2779448038 is 8308449772.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2779448039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40638 + ... + 84913.

It is an arithmetic number, because the mean of its divisors is an integer number (521197740).

Almost surely, 2^2779448038 is an apocalyptic number.

2779448038 is a deficient number, since it is larger than the sum of its proper divisors (1390133882).

2779448038 is a wasteful number, since it uses less digits than its factorization.

2779448038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136622.

The product of its (nonzero) digits is 2709504, while the sum is 52.

The square root of 2779448038 is about 52720.4707680043. The cubic root of 2779448038 is about 1406.0028027897.

The spelling of 2779448038 in words is "two billion, seven hundred seventy-nine million, four hundred forty-eight thousand, thirty-eight".