2782958 has 4 divisors (see below), whose sum is σ = 4174440. Its totient is φ = 1391478.

The previous prime is 2782939. The next prime is 2782973. The reversal of 2782958 is 8592872.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 695738 + ... + 695741.

It is an arithmetic number, because the mean of its divisors is an integer number (1043610).

2^2782958 is an apocalyptic number.

2782958 is a deficient number, since it is larger than the sum of its proper divisors (1391482).

2782958 is a wasteful number, since it uses less digits than its factorization.

2782958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391481.

The product of its digits is 80640, while the sum is 41.

The square root of 2782958 is about 1668.2200094712. The cubic root of 2782958 is about 140.6594399927.

The spelling of 2782958 in words is "two million, seven hundred eighty-two thousand, nine hundred fifty-eight".