55462493 has 2 divisors, whose sum is σ = 55462494. Its totient is φ = 55462492.

The previous prime is 55462457. The next prime is 55462523. The reversal of 55462493 is 39426455.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30492484 + 24970009 = 5522^2 + 4997^2 .

It is a cyclic number.

It is not a de Polignac number, because 55462493 - 2¹⁸ = 55200349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55462403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27731246 + 27731247.

It is an arithmetic number, because the mean of its divisors is an integer number (27731247).

Almost surely, 2^55462493 is an apocalyptic number.

It is an amenable number.

55462493 is a deficient number, since it is larger than the sum of its proper divisors (1).

55462493 is an equidigital number, since it uses as much as digits as its factorization.

55462493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129600, while the sum is 38.

The square root of 55462493 is about 7447.3144824158. The cubic root of 55462493 is about 381.3582350405.

It can be divided in two parts, 55462 and 493, that added together give a palindrome (55955).

The spelling of 55462493 in words is "fifty-five million, four hundred sixty-two thousand, four hundred ninety-three".