2793506 has 4 divisors (see below), whose sum is σ = 4190262. Its totient is φ = 1396752.

The previous prime is 2793499. The next prime is 2793509. The reversal of 2793506 is 6053972.

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., 2640625 + 152881 = 1625^2 + 391^2 .

It is not an unprimeable number, because it can be changed into a prime (2793509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 698375 + ... + 698378.

2^2793506 is an apocalyptic number.

2793506 is a deficient number, since it is larger than the sum of its proper divisors (1396756).

2793506 is a wasteful number, since it uses less digits than its factorization.

2793506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1396755.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 2793506 is about 1671.3784729977. The cubic root of 2793506 is about 140.8369256307.

The spelling of 2793506 in words is "two million, seven hundred ninety-three thousand, five hundred six".