54719799 has 4 divisors (see below), whose sum is σ = 72959736. Its totient is φ = 36479864.

The previous prime is 54719761. The next prime is 54719813. The reversal of 54719799 is 99791745.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54719799 - 2⁷ = 54719671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54719759) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9119964 + ... + 9119969.

It is an arithmetic number, because the mean of its divisors is an integer number (18239934).

Almost surely, 2^54719799 is an apocalyptic number.

54719799 is a deficient number, since it is larger than the sum of its proper divisors (18239937).

54719799 is a wasteful number, since it uses less digits than its factorization.

54719799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18239936.

The product of its digits is 714420, while the sum is 51.

The square root of 54719799 is about 7397.2832175063. The cubic root of 54719799 is about 379.6483334728.

The spelling of 54719799 in words is "fifty-four million, seven hundred nineteen thousand, seven hundred ninety-nine".