54726491 has 2 divisors, whose sum is σ = 54726492. Its totient is φ = 54726490.

The previous prime is 54726473. The next prime is 54726523. The reversal of 54726491 is 19462745.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54726491 - 2²² = 50532187 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (54726391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27363245 + 27363246.

It is an arithmetic number, because the mean of its divisors is an integer number (27363246).

Almost surely, 2^54726491 is an apocalyptic number.

54726491 is a deficient number, since it is larger than the sum of its proper divisors (1).

54726491 is an equidigital number, since it uses as much as digits as its factorization.

54726491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 38.

The square root of 54726491 is about 7397.7355319043. The cubic root of 54726491 is about 379.6638093038.

The spelling of 54726491 in words is "fifty-four million, seven hundred twenty-six thousand, four hundred ninety-one".