2648011 has 4 divisors (see below), whose sum is σ = 2787400. Its totient is φ = 2508624.

The previous prime is 2647999. The next prime is 2648021. The reversal of 2648011 is 1108462.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2648011 - 2⁹ = 2647499 is a prime.

It is a super-2 number, since 2×2648011² = 14023924512242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2648021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69666 + ... + 69703.

It is an arithmetic number, because the mean of its divisors is an integer number (696850).

2^2648011 is an apocalyptic number.

2648011 is a deficient number, since it is larger than the sum of its proper divisors (139389).

2648011 is a wasteful number, since it uses less digits than its factorization.

2648011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139388.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 2648011 is about 1627.2710284399. The cubic root of 2648011 is about 138.3481199013.

The spelling of 2648011 in words is "two million, six hundred forty-eight thousand, eleven".