55190667 has 8 divisors (see below), whose sum is σ = 84100096. Its totient is φ = 31537512.

The previous prime is 55190657. The next prime is 55190677. The reversal of 55190667 is 76609155.

It is an interprime number because it is at equal distance from previous prime (55190657) and next prime (55190677).

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

It is not a de Polignac number, because 55190667 - 2⁷ = 55190539 is a prime.

It is a super-3 number, since 3×55190667³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55190617) 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, 1314043 + ... + 1314084.

It is an arithmetic number, because the mean of its divisors is an integer number (10512512).

Almost surely, 2^55190667 is an apocalyptic number.

55190667 is a deficient number, since it is larger than the sum of its proper divisors (28909429).

55190667 is a wasteful number, since it uses less digits than its factorization.

55190667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2628137.

The product of its (nonzero) digits is 56700, while the sum is 39.

The square root of 55190667 is about 7429.0421320652. The cubic root of 55190667 is about 380.7341922912.

The spelling of 55190667 in words is "fifty-five million, one hundred ninety thousand, six hundred sixty-seven".