55104250 has 32 divisors (see below), whose sum is σ = 103716288. Its totient is φ = 21922000.

The previous prime is 55104241. The next prime is 55104253. The reversal of 55104250 is 5240155.

It is not an unprimeable number, because it can be changed into a prime (55104253) 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, 56265 + ... + 57235.

It is an arithmetic number, because the mean of its divisors is an integer number (3241134).

Almost surely, 2^55104250 is an apocalyptic number.

55104250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55104250 is a deficient number, since it is larger than the sum of its proper divisors (48612038).

55104250 is a wasteful number, since it uses less digits than its factorization.

55104250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215 (or 1205 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 55104250 is about 7423.2236932481. The cubic root of 55104250 is about 380.5353718751.

The spelling of 55104250 in words is "fifty-five million, one hundred four thousand, two hundred fifty".