54722089 has 2 divisors, whose sum is σ = 54722090. Its totient is φ = 54722088.

The previous prime is 54722077. The next prime is 54722131. The reversal of 54722089 is 98022745.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54243225 + 478864 = 7365^2 + 692^2 .

It is a cyclic number.

It is not a de Polignac number, because 54722089 - 2¹¹ = 54720041 is a prime.

It is not a weakly prime, because it can be changed into another prime (54722009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27361044 + 27361045.

It is an arithmetic number, because the mean of its divisors is an integer number (27361045).

Almost surely, 2^54722089 is an apocalyptic number.

It is an amenable number.

54722089 is a deficient number, since it is larger than the sum of its proper divisors (1).

54722089 is an equidigital number, since it uses as much as digits as its factorization.

54722089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 54722089 is about 7397.4380024438. The cubic root of 54722089 is about 379.6536294387.

The spelling of 54722089 in words is "fifty-four million, seven hundred twenty-two thousand, eighty-nine".