2708431238 has 4 divisors (see below), whose sum is σ = 4062646860. Its totient is φ = 1354215618.

The previous prime is 2708431223. The next prime is 2708431273. The reversal of 2708431238 is 8321348072.

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

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, 677107808 + ... + 677107811.

It is an arithmetic number, because the mean of its divisors is an integer number (1015661715).

Almost surely, 2^2708431238 is an apocalyptic number.

2708431238 is a deficient number, since it is larger than the sum of its proper divisors (1354215622).

2708431238 is a wasteful number, since it uses less digits than its factorization.

2708431238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1354215621.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 2708431238 is about 52042.5906157639. The cubic root of 2708431238 is about 1393.9245640094.

The spelling of 2708431238 in words is "two billion, seven hundred eight million, four hundred thirty-one thousand, two hundred thirty-eight".