5555791 has 4 divisors (see below), whose sum is σ = 5747400. Its totient is φ = 5364184.

The previous prime is 5555777. The next prime is 5555807. The reversal of 5555791 is 1975555.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1975555 = 5 ⋅395111.

It is a cyclic number.

It is not a de Polignac number, because 5555791 - 2¹³ = 5547599 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 5555791.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5555701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95761 + ... + 95818.

It is an arithmetic number, because the mean of its divisors is an integer number (1436850).

Almost surely, 2^5555791 is an apocalyptic number.

5555791 is a deficient number, since it is larger than the sum of its proper divisors (191609).

5555791 is a wasteful number, since it uses less digits than its factorization.

5555791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191608.

The product of its digits is 39375, while the sum is 37.

The square root of 5555791 is about 2357.0725487350. The cubic root of 5555791 is about 177.1122634657.

The spelling of 5555791 in words is "five million, five hundred fifty-five thousand, seven hundred ninety-one".