54776245 has 4 divisors (see below), whose sum is σ = 65731500. Its totient is φ = 43820992.

The previous prime is 54776237. The next prime is 54776251. The reversal of 54776245 is 54267745.

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 19989841 + 34786404 = 4471^2 + 5898^2 .

It is a cyclic number.

It is not a de Polignac number, because 54776245 - 2³ = 54776237 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 54776198 and 54776207.

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, 5477620 + ... + 5477629.

It is an arithmetic number, because the mean of its divisors is an integer number (16432875).

Almost surely, 2^54776245 is an apocalyptic number.

It is an amenable number.

54776245 is a deficient number, since it is larger than the sum of its proper divisors (10955255).

54776245 is a wasteful number, since it uses less digits than its factorization.

54776245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10955254.

The product of its digits is 235200, while the sum is 40.

The square root of 54776245 is about 7401.0975537416. The cubic root of 54776245 is about 379.7788302089.

The spelling of 54776245 in words is "fifty-four million, seven hundred seventy-six thousand, two hundred forty-five".