54040770 has 128 divisors (see below), whose sum is σ = 167201280. Its totient is φ = 12317184.

The previous prime is 54040751. The next prime is 54040771. The reversal of 54040770 is 7704045.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54040771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 152914 + ... + 153266.

It is an arithmetic number, because the mean of its divisors is an integer number (1306260).

Almost surely, 2^54040770 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54040770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83600640).

54040770 is an abundant number, since it is smaller than the sum of its proper divisors (113160510).

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

54040770 is an equidigital number, since it uses as much as digits as its factorization.

54040770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388 (or 370 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 27.

The square root of 54040770 is about 7351.2427520794. The cubic root of 54040770 is about 378.0714150782.

The spelling of 54040770 in words is "fifty-four million, forty thousand, seven hundred seventy".