55554867 has 24 divisors (see below), whose sum is σ = 84084000. Its totient is φ = 35278848.

The previous prime is 55554847. The next prime is 55554887. The reversal of 55554867 is 76845555.

It is an interprime number because it is at equal distance from previous prime (55554847) and next prime (55554887).

It is not a de Polignac number, because 55554867 - 2¹⁰ = 55553843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55554817) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71859 + ... + 72627.

It is an arithmetic number, because the mean of its divisors is an integer number (3503500).

Almost surely, 2^55554867 is an apocalyptic number.

55554867 is a deficient number, since it is larger than the sum of its proper divisors (28529133).

55554867 is a wasteful number, since it uses less digits than its factorization.

55554867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1147 (or 1144 counting only the distinct ones).

The product of its digits is 840000, while the sum is 45.

The square root of 55554867 is about 7453.5137351453. The cubic root of 55554867 is about 381.5698377792.

The spelling of 55554867 in words is "fifty-five million, five hundred fifty-four thousand, eight hundred sixty-seven".