2855492 has 6 divisors (see below), whose sum is σ = 4997118. Its totient is φ = 1427744.

The previous prime is 2855483. The next prime is 2855497. The reversal of 2855492 is 2945582.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2611456 + 244036 = 1616^2 + 494^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2855497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356933 + ... + 356940.

It is an arithmetic number, because the mean of its divisors is an integer number (832853).

2^2855492 is an apocalyptic number.

It is an amenable number.

2855492 is a deficient number, since it is larger than the sum of its proper divisors (2141626).

2855492 is a wasteful number, since it uses less digits than its factorization.

2855492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713877 (or 713875 counting only the distinct ones).

The product of its digits is 28800, while the sum is 35.

The square root of 2855492 is about 1689.8201087690. The cubic root of 2855492 is about 141.8710063111.

The spelling of 2855492 in words is "two million, eight hundred fifty-five thousand, four hundred ninety-two".