2660974 has 4 divisors (see below), whose sum is σ = 3991464. Its totient is φ = 1330486.

The previous prime is 2660963. The next prime is 2660989. The reversal of 2660974 is 4790662.

2660974 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665242 + ... + 665245.

It is an arithmetic number, because the mean of its divisors is an integer number (997866).

2^2660974 is an apocalyptic number.

2660974 is a deficient number, since it is larger than the sum of its proper divisors (1330490).

2660974 is a wasteful number, since it uses less digits than its factorization.

2660974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1330489.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 2660974 is about 1631.2492145592. The cubic root of 2660974 is about 138.5735077046.

The spelling of 2660974 in words is "two million, six hundred sixty thousand, nine hundred seventy-four".