55114728 has 16 divisors (see below), whose sum is σ = 137786880. Its totient is φ = 18371568.

The previous prime is 55114727. The next prime is 55114729. The reversal of 55114728 is 82741155.

It is an interprime number because it is at equal distance from previous prime (55114727) and next prime (55114729).

It is not an unprimeable number, because it can be changed into a prime (55114727) 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, 1148200 + ... + 1148247.

It is an arithmetic number, because the mean of its divisors is an integer number (8611680).

Almost surely, 2^55114728 is an apocalyptic number.

It is an amenable number.

55114728 is an abundant number, since it is smaller than the sum of its proper divisors (82672152).

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

55114728 is a wasteful number, since it uses less digits than its factorization.

55114728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2296456 (or 2296452 counting only the distinct ones).

The product of its digits is 11200, while the sum is 33.

The square root of 55114728 is about 7423.9294177679. The cubic root of 55114728 is about 380.5594897784.

The spelling of 55114728 in words is "fifty-five million, one hundred fourteen thousand, seven hundred twenty-eight".