55041000 has 128 divisors (see below), whose sum is σ = 196335360. Its totient is φ = 12576000.

The previous prime is 55040963. The next prime is 55041023. The reversal of 55041000 is 14055.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19690 + ... + 22310.

It is an arithmetic number, because the mean of its divisors is an integer number (1533870).

Almost surely, 2^55041000 is an apocalyptic number.

55041000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55041000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98167680).

55041000 is an abundant number, since it is smaller than the sum of its proper divisors (141294360).

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

55041000 is a wasteful number, since it uses less digits than its factorization.

55041000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2652 (or 2638 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 15.

The square root of 55041000 is about 7418.9621915737. The cubic root of 55041000 is about 380.3897202112.

Adding to 55041000 its reverse (14055), we get a palindrome (55055055).

The spelling of 55041000 in words is "fifty-five million, forty-one thousand".