55076530 has 16 divisors (see below), whose sum is σ = 101556504. Its totient is φ = 21493120.

The previous prime is 55076521. The next prime is 55076533. The reversal of 55076530 is 3567055.

It can be written as a sum of positive squares in 4 ways, for example, as 33258289 + 21818241 = 5767^2 + 4671^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55076492 and 55076501.

It is not an unprimeable number, because it can be changed into a prime (55076533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66757 + ... + 67576.

Almost surely, 2^55076530 is an apocalyptic number.

55076530 is a deficient number, since it is larger than the sum of its proper divisors (46479974).

55076530 is a wasteful number, since it uses less digits than its factorization.

55076530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134381.

The product of its (nonzero) digits is 15750, while the sum is 31.

The square root of 55076530 is about 7421.3563450356. The cubic root of 55076530 is about 380.4715521770.

The spelling of 55076530 in words is "fifty-five million, seventy-six thousand, five hundred thirty".