54526638 has 16 divisors (see below), whose sum is σ = 111713616. Its totient is φ = 17732160.

The previous prime is 54526631. The next prime is 54526639. The reversal of 54526638 is 83662545.

It is a junction number, because it is equal to n+sod(n) for n = 54526596 and 54526605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54526631) 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, 110581 + ... + 111072.

It is an arithmetic number, because the mean of its divisors is an integer number (6982101).

Almost surely, 2^54526638 is an apocalyptic number.

54526638 is an abundant number, since it is smaller than the sum of its proper divisors (57186978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54526638 is a wasteful number, since it uses less digits than its factorization.

54526638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221699.

The product of its digits is 172800, while the sum is 39.

The square root of 54526638 is about 7384.2154627286. The cubic root of 54526638 is about 379.2010870066.

It can be divided in two parts, 5452 and 6638, that added together give a triangular number (12090 = T₁₅₅).

The spelling of 54526638 in words is "fifty-four million, five hundred twenty-six thousand, six hundred thirty-eight".