2662541 has 4 divisors (see below), whose sum is σ = 3042912. Its totient is φ = 2282172.

The previous prime is 2662511. The next prime is 2662547. The reversal of 2662541 is 1452662.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1452662 = 2 ⋅726331.

It is a cyclic number.

It is not a de Polignac number, because 2662541 - 2⁶ = 2662477 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2662541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2662547) 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, 190175 + ... + 190188.

It is an arithmetic number, because the mean of its divisors is an integer number (760728).

2^2662541 is an apocalyptic number.

It is an amenable number.

2662541 is a deficient number, since it is larger than the sum of its proper divisors (380371).

2662541 is an equidigital number, since it uses as much as digits as its factorization.

2662541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380370.

The product of its digits is 2880, while the sum is 26.

The square root of 2662541 is about 1631.7294506137. The cubic root of 2662541 is about 138.6007035204.

The spelling of 2662541 in words is "two million, six hundred sixty-two thousand, five hundred forty-one".