55152194 has 8 divisors (see below), whose sum is σ = 82779408. Its totient is φ = 27559060.

The previous prime is 55152169. The next prime is 55152211. The reversal of 55152194 is 49125155.

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

It is a self number, because there is not a number n which added to its sum of digits gives 55152194.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3992 + ... + 11235.

It is an arithmetic number, because the mean of its divisors is an integer number (10347426).

Almost surely, 2^55152194 is an apocalyptic number.

55152194 is a deficient number, since it is larger than the sum of its proper divisors (27627214).

55152194 is a wasteful number, since it uses less digits than its factorization.

55152194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17040.

The product of its digits is 9000, while the sum is 32.

The square root of 55152194 is about 7426.4523158773. The cubic root of 55152194 is about 380.6457027430.

The spelling of 55152194 in words is "fifty-five million, one hundred fifty-two thousand, one hundred ninety-four".