54886477 has 2 divisors, whose sum is σ = 54886478. Its totient is φ = 54886476.

The previous prime is 54886463. The next prime is 54886483. The reversal of 54886477 is 77468845.

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., 32787076 + 22099401 = 5726^2 + 4701^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54886477 is a prime.

It is a super-3 number, since 3×54886477³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54886477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54886427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27443238 + 27443239.

It is an arithmetic number, because the mean of its divisors is an integer number (27443239).

Almost surely, 2^54886477 is an apocalyptic number.

It is an amenable number.

54886477 is a deficient number, since it is larger than the sum of its proper divisors (1).

54886477 is an equidigital number, since it uses as much as digits as its factorization.

54886477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1505280, while the sum is 49.

The square root of 54886477 is about 7408.5408144924. The cubic root of 54886477 is about 380.0334158057.

It can be divided in two parts, 548 and 86477, that added together give a square (87025 = 295²).

The spelling of 54886477 in words is "fifty-four million, eight hundred eighty-six thousand, four hundred seventy-seven".