54721514 has 16 divisors (see below), whose sum is σ = 83807136. Its totient is φ = 26790000.

The previous prime is 54721441. The next prime is 54721517. The reversal of 54721514 is 41512745.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (54721517) 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, 29729 + ... + 31515.

It is an arithmetic number, because the mean of its divisors is an integer number (5237946).

Almost surely, 2^54721514 is an apocalyptic number.

54721514 is a deficient number, since it is larger than the sum of its proper divisors (29085622).

54721514 is a wasteful number, since it uses less digits than its factorization.

54721514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101.

The product of its digits is 5600, while the sum is 29.

The square root of 54721514 is about 7397.3991375348. The cubic root of 54721514 is about 379.6522996795.

The spelling of 54721514 in words is "fifty-four million, seven hundred twenty-one thousand, five hundred fourteen".