2722541 has 2 divisors, whose sum is σ = 2722542. Its totient is φ = 2722540.

The previous prime is 2722507. The next prime is 2722547. The reversal of 2722541 is 1452272.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2709316 + 13225 = 1646^2 + 115^2 .

It is a cyclic number.

It is not a de Polignac number, because 2722541 - 2⁶ = 2722477 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2722547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1361270 + 1361271.

It is an arithmetic number, because the mean of its divisors is an integer number (1361271).

2^2722541 is an apocalyptic number.

It is an amenable number.

2722541 is a deficient number, since it is larger than the sum of its proper divisors (1).

2722541 is an equidigital number, since it uses as much as digits as its factorization.

2722541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1120, while the sum is 23.

The square root of 2722541 is about 1650.0124241956. The cubic root of 2722541 is about 139.6340955244.

The spelling of 2722541 in words is "two million, seven hundred twenty-two thousand, five hundred forty-one".