54782299 has 16 divisors (see below), whose sum is σ = 65013984. Its totient is φ = 45504000.

The previous prime is 54782281. The next prime is 54782309. The reversal of 54782299 is 99228745.

It is a cyclic number.

It is not a de Polignac number, because 54782299 - 2¹⁷ = 54651227 is a prime.

It is a super-2 number, since 2×54782299² = 6002200567450802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54782249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12547 + ... + 16339.

It is an arithmetic number, because the mean of its divisors is an integer number (4063374).

Almost surely, 2^54782299 is an apocalyptic number.

54782299 is a deficient number, since it is larger than the sum of its proper divisors (10231685).

54782299 is a wasteful number, since it uses less digits than its factorization.

54782299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3918.

The product of its digits is 362880, while the sum is 46.

The square root of 54782299 is about 7401.5065358344. The cubic root of 54782299 is about 379.7928210446.

It can be divided in two parts, 5478 and 2299, that added together give a palindrome (7777).

The spelling of 54782299 in words is "fifty-four million, seven hundred eighty-two thousand, two hundred ninety-nine".