2938493 has 2 divisors, whose sum is σ = 2938494. Its totient is φ = 2938492.

The previous prime is 2938489. The next prime is 2938517. The reversal of 2938493 is 3948392.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2365444 + 573049 = 1538^2 + 757^2 .

It is a cyclic number.

It is not a de Polignac number, because 2938493 - 2² = 2938489 is a prime.

It is a super-2 number, since 2×2938493² = 17269482222098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2938423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1469246 + 1469247.

It is an arithmetic number, because the mean of its divisors is an integer number (1469247).

2^2938493 is an apocalyptic number.

It is an amenable number.

2938493 is a deficient number, since it is larger than the sum of its proper divisors (1).

2938493 is an equidigital number, since it uses as much as digits as its factorization.

2938493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 38.

The square root of 2938493 is about 1714.2033134958. The cubic root of 2938493 is about 143.2324938226.

The spelling of 2938493 in words is "two million, nine hundred thirty-eight thousand, four hundred ninety-three".