2555192 has 8 divisors (see below), whose sum is σ = 4791000. Its totient is φ = 1277592.

The previous prime is 2555191. The next prime is 2555197. The reversal of 2555192 is 2915552.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159692 + ... + 159707.

It is an arithmetic number, because the mean of its divisors is an integer number (598875).

2^2555192 is an apocalyptic number.

It is an amenable number.

2555192 is a deficient number, since it is larger than the sum of its proper divisors (2235808).

2555192 is a wasteful number, since it uses less digits than its factorization.

2555192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319405 (or 319401 counting only the distinct ones).

The product of its digits is 4500, while the sum is 29.

The square root of 2555192 is about 1598.4967938660. The cubic root of 2555192 is about 136.7123807678.

The spelling of 2555192 in words is "two million, five hundred fifty-five thousand, one hundred ninety-two".