54322505 has 4 divisors (see below), whose sum is σ = 65187012. Its totient is φ = 43458000.

The previous prime is 54322487. The next prime is 54322507. The reversal of 54322505 is 50522345.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 40691641 + 13630864 = 6379^2 + 3692^2 .

It is not a de Polignac number, because 54322505 - 2¹⁸ = 54060361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54322507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5432246 + ... + 5432255.

It is an arithmetic number, because the mean of its divisors is an integer number (16296753).

Almost surely, 2^54322505 is an apocalyptic number.

It is an amenable number.

54322505 is a deficient number, since it is larger than the sum of its proper divisors (10864507).

54322505 is a wasteful number, since it uses less digits than its factorization.

54322505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10864506.

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 54322505 is about 7370.3802479926. The cubic root of 54322505 is about 378.7272864492.

The spelling of 54322505 in words is "fifty-four million, three hundred twenty-two thousand, five hundred five".