54721060 has 24 divisors (see below), whose sum is σ = 117718776. Its totient is φ = 21354240.

The previous prime is 54721033. The next prime is 54721067. The reversal of 54721060 is 6012745.

It can be written as a sum of positive squares in 4 ways, for example, as 7606564 + 47114496 = 2758^2 + 6864^2 .

It is not an unprimeable number, because it can be changed into a prime (54721067) 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, 32547 + ... + 34186.

It is an arithmetic number, because the mean of its divisors is an integer number (4904949).

Almost surely, 2^54721060 is an apocalyptic number.

It is an amenable number.

54721060 is an abundant number, since it is smaller than the sum of its proper divisors (62997716).

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

54721060 is a wasteful number, since it uses less digits than its factorization.

54721060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66783 (or 66781 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 54721060 is about 7397.3684510101. The cubic root of 54721060 is about 379.6512497413.

The spelling of 54721060 in words is "fifty-four million, seven hundred twenty-one thousand, sixty".