2651001 has 4 divisors (see below), whose sum is σ = 3534672. Its totient is φ = 1767332.

The previous prime is 2650987. The next prime is 2651017. The reversal of 2651001 is 1001562.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2651001 - 2⁵ = 2650969 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (2651041) 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, 441831 + ... + 441836.

It is an arithmetic number, because the mean of its divisors is an integer number (883668).

2^2651001 is an apocalyptic number.

It is an amenable number.

2651001 is a deficient number, since it is larger than the sum of its proper divisors (883671).

2651001 is an equidigital number, since it uses as much as digits as its factorization.

2651001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 883670.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 2651001 is about 1628.1894852873. The cubic root of 2651001 is about 138.4001722129.

Adding to 2651001 its reverse (1001562), we get a palindrome (3652563).

The spelling of 2651001 in words is "two million, six hundred fifty-one thousand, one".