54226620 has 72 divisors (see below), whose sum is σ = 187989984. Its totient is φ = 12394368.

The previous prime is 54226609. The next prime is 54226633. The reversal of 54226620 is 2662245.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20259 + ... + 22778.

It is an arithmetic number, because the mean of its divisors is an integer number (2610972).

Almost surely, 2^54226620 is an apocalyptic number.

It is an amenable number.

54226620 is an abundant number, since it is smaller than the sum of its proper divisors (133763364).

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

54226620 is a wasteful number, since it uses less digits than its factorization.

54226620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43059 (or 43054 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 54226620 is about 7363.8726224725. The cubic root of 54226620 is about 378.5043238973.

Adding to 54226620 its reverse (2662245), we get a palindrome (56888865).

The spelling of 54226620 in words is "fifty-four million, two hundred twenty-six thousand, six hundred twenty".