54823555 has 16 divisors (see below), whose sum is σ = 70450560. Its totient is φ = 40809472.

The previous prime is 54823553. The next prime is 54823577. The reversal of 54823555 is 55532845.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 54823555 - 2¹ = 54823553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54823553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3942 + ... + 11188.

It is an arithmetic number, because the mean of its divisors is an integer number (4403160).

Almost surely, 2^54823555 is an apocalyptic number.

54823555 is a deficient number, since it is larger than the sum of its proper divisors (15627005).

54823555 is a wasteful number, since it uses less digits than its factorization.

54823555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7358.

The product of its digits is 120000, while the sum is 37.

The square root of 54823555 is about 7404.2930114900. The cubic root of 54823555 is about 379.8881365099. Note that the first 3 decimals are identical.

The spelling of 54823555 in words is "fifty-four million, eight hundred twenty-three thousand, five hundred fifty-five".