2702493 has 6 divisors (see below), whose sum is σ = 3903614. Its totient is φ = 1801656.

The previous prime is 2702489. The next prime is 2702509. The reversal of 2702493 is 3942072.

It can be written as a sum of positive squares in only one way, i.e., 1542564 + 1159929 = 1242^2 + 1077^2 .

It is not a de Polignac number, because 2702493 - 2² = 2702489 is a prime.

It is an Ulam number.

It is a Duffinian number.

2702493 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2702093) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 150130 + ... + 150147.

2^2702493 is an apocalyptic number.

It is an amenable number.

2702493 is a deficient number, since it is larger than the sum of its proper divisors (1201121).

2702493 is a wasteful number, since it uses less digits than its factorization.

2702493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300283 (or 300280 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 2702493 is about 1643.9260932293. The cubic root of 2702493 is about 139.2905091615.

The spelling of 2702493 in words is "two million, seven hundred two thousand, four hundred ninety-three".