2715938 has 4 divisors (see below), whose sum is σ = 4073910. Its totient is φ = 1357968.

The previous prime is 2715931. The next prime is 2715949. The reversal of 2715938 is 8395172.

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

It can be written as a sum of positive squares in only one way, i.e., 2271049 + 444889 = 1507^2 + 667^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2715898 and 2715907.

It is not an unprimeable number, because it can be changed into a prime (2715931) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678983 + ... + 678986.

2^2715938 is an apocalyptic number.

2715938 is a deficient number, since it is larger than the sum of its proper divisors (1357972).

2715938 is a wasteful number, since it uses less digits than its factorization.

2715938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1357971.

The product of its digits is 15120, while the sum is 35.

The square root of 2715938 is about 1648.0103155017. The cubic root of 2715938 is about 139.5211189191.

The spelling of 2715938 in words is "two million, seven hundred fifteen thousand, nine hundred thirty-eight".