54459245 has 16 divisors (see below), whose sum is σ = 71584560. Its totient is φ = 39588864.

The previous prime is 54459233. The next prime is 54459253. The reversal of 54459245 is 54295445.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 5822569 + 48636676 = 2413^2 + 6974^2 .

It is a cyclic number.

It is not a de Polignac number, because 54459245 - 2¹⁰ = 54458221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54459199 and 54459208.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8582 + ... + 13511.

It is an arithmetic number, because the mean of its divisors is an integer number (4474035).

Almost surely, 2^54459245 is an apocalyptic number.

It is an amenable number.

54459245 is a deficient number, since it is larger than the sum of its proper divisors (17125315).

54459245 is a wasteful number, since it uses less digits than its factorization.

54459245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22144.

The product of its digits is 144000, while the sum is 38.

The square root of 54459245 is about 7379.6507369929. The cubic root of 54459245 is about 379.0447962125.

It can be divided in two parts, 5445 and 9245, that multiplied together give a square (50339025 = 7095²).

The spelling of 54459245 in words is "fifty-four million, four hundred fifty-nine thousand, two hundred forty-five".