2649393 has 12 divisors (see below), whose sum is σ = 3993600. Its totient is φ = 1689336.

The previous prime is 2649391. The next prime is 2649397. The reversal of 2649393 is 3939462.

It is a happy number.

2649393 is a `hidden beast` number, since 2 + 649 + 3 + 9 + 3 = 666.

It is not a de Polignac number, because 2649393 - 2¹ = 2649391 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2649391) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6193 + ... + 6606.

It is an arithmetic number, because the mean of its divisors is an integer number (332800).

2^2649393 is an apocalyptic number.

2649393 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2649393 is a deficient number, since it is larger than the sum of its proper divisors (1344207).

2649393 is a wasteful number, since it uses less digits than its factorization.

2649393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12828 (or 12825 counting only the distinct ones).

The product of its digits is 34992, while the sum is 36.

The square root of 2649393 is about 1627.6956103645. The cubic root of 2649393 is about 138.3721837300.

The spelling of 2649393 in words is "two million, six hundred forty-nine thousand, three hundred ninety-three".