55259426 has 8 divisors (see below), whose sum is σ = 85129500. Its totient is φ = 26882928.

The previous prime is 55259419. The next prime is 55259437. The reversal of 55259426 is 62495255.

It can be written as a sum of positive squares in 2 ways, for example, as 46936201 + 8323225 = 6851^2 + 2885^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 55259426.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373301 + ... + 373448.

Almost surely, 2^55259426 is an apocalyptic number.

55259426 is a deficient number, since it is larger than the sum of its proper divisors (29870074).

55259426 is a wasteful number, since it uses less digits than its factorization.

55259426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746788.

The product of its digits is 108000, while the sum is 38.

The square root of 55259426 is about 7433.6684079935. The cubic root of 55259426 is about 380.8922385676.

The spelling of 55259426 in words is "fifty-five million, two hundred fifty-nine thousand, four hundred twenty-six".