2662641 has 24 divisors (see below), whose sum is σ = 4230720.
Its totient is φ = 1606176.
The previous prime is 2662607. The next prime is 2662651. The reversal of 2662641 is 1462662.
It is a happy number.
It is not a de Polignac number, because 2662641 - 29 = 2662129 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2662601) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3595 + ... + 4271.
It is an arithmetic number, because the mean of its divisors is an integer number (176280).
22662641 is an apocalyptic number.
It is an amenable number.
2662641 is a deficient number, since it is larger than the sum of its proper divisors (1568079).
2662641 is a wasteful number, since it uses less digits than its factorization.
2662641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 725 (or 722 counting only the distinct ones).
The product of its digits is 3456, while the sum is 27.
The square root of 2662641 is about 1631.7600926607.
The cubic root of 2662641 is about 138.6024386920.
The spelling of 2662641 in words is "two million, six hundred sixty-two thousand, six hundred forty-one".