54630538 has 4 divisors (see below), whose sum is σ = 81945810. Its totient is φ = 27315268.

The previous prime is 54630533. The next prime is 54630547. The reversal of 54630538 is 83503645.

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

It can be written as a sum of positive squares in only one way, i.e., 53100369 + 1530169 = 7287^2 + 1237^2 .

It is not an unprimeable number, because it can be changed into a prime (54630533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13657633 + ... + 13657636.

Almost surely, 2^54630538 is an apocalyptic number.

54630538 is a deficient number, since it is larger than the sum of its proper divisors (27315272).

54630538 is a wasteful number, since it uses less digits than its factorization.

54630538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27315271.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 54630538 is about 7391.2473913407. The cubic root of 54630538 is about 379.4417888974.

The spelling of 54630538 in words is "fifty-four million, six hundred thirty thousand, five hundred thirty-eight".