55614439 has 2 divisors, whose sum is σ = 55614440. Its totient is φ = 55614438.

The previous prime is 55614421. The next prime is 55614473. The reversal of 55614439 is 93441655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55614439 - 2⁵ = 55614407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55614398 and 55614407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55614239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27807219 + 27807220.

It is an arithmetic number, because the mean of its divisors is an integer number (27807220).

Almost surely, 2^55614439 is an apocalyptic number.

55614439 is a deficient number, since it is larger than the sum of its proper divisors (1).

55614439 is an equidigital number, since it uses as much as digits as its factorization.

55614439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 37.

The square root of 55614439 is about 7457.5089004305. The cubic root of 55614439 is about 381.7061760192.

It can be divided in two parts, 5561 and 4439, that added together give a 4-th power (10000 = 10⁴).

The spelling of 55614439 in words is "fifty-five million, six hundred fourteen thousand, four hundred thirty-nine".