2606938 has 4 divisors (see below), whose sum is σ = 3910410. Its totient is φ = 1303468.

The previous prime is 2606927. The next prime is 2606939. The reversal of 2606938 is 8396062.

It is a happy number.

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., 1671849 + 935089 = 1293^2 + 967^2 .

It is a super-2 number, since 2×2606938² = 13592251471688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2606939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651733 + ... + 651736.

2^2606938 is an apocalyptic number.

2606938 is a deficient number, since it is larger than the sum of its proper divisors (1303472).

2606938 is a wasteful number, since it uses less digits than its factorization.

2606938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1303471.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 2606938 is about 1614.6014988225. The cubic root of 2606938 is about 137.6290886875.

The spelling of 2606938 in words is "two million, six hundred six thousand, nine hundred thirty-eight".