55148792 has 32 divisors (see below), whose sum is σ = 109401600. Its totient is φ = 25989984.

The previous prime is 55148791. The next prime is 55148801. The reversal of 55148792 is 29784155.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55148791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33083 + ... + 34709.

It is an arithmetic number, because the mean of its divisors is an integer number (3418800).

Almost surely, 2^55148792 is an apocalyptic number.

It is an amenable number.

55148792 is a deficient number, since it is larger than the sum of its proper divisors (54252808).

55148792 is a wasteful number, since it uses less digits than its factorization.

55148792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1875 (or 1871 counting only the distinct ones).

The product of its digits is 100800, while the sum is 41.

The square root of 55148792 is about 7426.2232662370. The cubic root of 55148792 is about 380.6378760172.

The spelling of 55148792 in words is "fifty-five million, one hundred forty-eight thousand, seven hundred ninety-two".