55554667 has 8 divisors (see below), whose sum is σ = 64967936. Its totient is φ = 46510632.

The previous prime is 55554661. The next prime is 55554673. The reversal of 55554667 is 76645555.

It is an interprime number because it is at equal distance from previous prime (55554661) and next prime (55554673).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55554667 - 2⁷ = 55554539 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55554661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91983 + ... + 92584.

It is an arithmetic number, because the mean of its divisors is an integer number (8120992).

Almost surely, 2^55554667 is an apocalyptic number.

55554667 is a deficient number, since it is larger than the sum of its proper divisors (9413269).

55554667 is a wasteful number, since it uses less digits than its factorization.

55554667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184617.

The product of its digits is 630000, while the sum is 43.

The square root of 55554667 is about 7453.5003186422. The cubic root of 55554667 is about 381.5693798892.

The spelling of 55554667 in words is "fifty-five million, five hundred fifty-four thousand, six hundred sixty-seven".