55553726 has 8 divisors (see below), whose sum is σ = 84334824. Its totient is φ = 27442120.

The previous prime is 55553689. The next prime is 55553741. The reversal of 55553726 is 62735555.

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 55553726.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167165 + ... + 167496.

It is an arithmetic number, because the mean of its divisors is an integer number (10541853).

Almost surely, 2^55553726 is an apocalyptic number.

55553726 is a deficient number, since it is larger than the sum of its proper divisors (28781098).

55553726 is a wasteful number, since it uses less digits than its factorization.

55553726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334746.

The product of its digits is 157500, while the sum is 38.

The square root of 55553726 is about 7453.4371936711. The cubic root of 55553726 is about 381.5672255019.

The spelling of 55553726 in words is "fifty-five million, five hundred fifty-three thousand, seven hundred twenty-six".