2013938 has 4 divisors (see below), whose sum is σ = 3020910. Its totient is φ = 1006968.

The previous prime is 2013937. The next prime is 2013941. The reversal of 2013938 is 8393102.

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., 1760929 + 253009 = 1327^2 + 503^2 .

It is not an unprimeable number, because it can be changed into a prime (2013937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 503483 + ... + 503486.

2^2013938 is an apocalyptic number.

2013938 is a deficient number, since it is larger than the sum of its proper divisors (1006972).

2013938 is a wasteful number, since it uses less digits than its factorization.

2013938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006971.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 2013938 is about 1419.1328338108. The cubic root of 2013938 is about 126.2841073747.

The spelling of 2013938 in words is "two million, thirteen thousand, nine hundred thirty-eight".