54780822 has 12 divisors (see below), whose sum is σ = 118691820. Its totient is φ = 18260268.

The previous prime is 54780811. The next prime is 54780829. The reversal of 54780822 is 22808745.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54780829) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1521672 + ... + 1521707.

It is an arithmetic number, because the mean of its divisors is an integer number (9890985).

Almost surely, 2^54780822 is an apocalyptic number.

54780822 is an abundant number, since it is smaller than the sum of its proper divisors (63910998).

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

54780822 is a wasteful number, since it uses less digits than its factorization.

54780822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3043387 (or 3043384 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 36.

The square root of 54780822 is about 7401.4067581778. The cubic root of 54780822 is about 379.7894077825.

The spelling of 54780822 in words is "fifty-four million, seven hundred eighty thousand, eight hundred twenty-two".