554345393 has 8 divisors (see below), whose sum is σ = 634387200.
Its totient is φ = 474516000.
The previous prime is 554345381. The next prime is 554345399. The reversal of 554345393 is 393543455.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 554345393 - 222 = 550151089 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 554345393.
It is not an unprimeable number, because it can be changed into a prime (554345399) 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, 47468 + ... + 57981.
It is an arithmetic number, because the mean of its divisors is an integer number (79298400).
Almost surely, 2554345393 is an apocalyptic number.
It is an amenable number.
554345393 is a deficient number, since it is larger than the sum of its proper divisors (80041807).
554345393 is a wasteful number, since it uses less digits than its factorization.
554345393 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106207.
The product of its digits is 486000, while the sum is 41.
The square root of 554345393 is about 23544.5406198550.
The cubic root of 554345393 is about 821.4733540068.
The spelling of 554345393 in words is "five hundred fifty-four million, three hundred forty-five thousand, three hundred ninety-three".