2664458 has 8 divisors (see below), whose sum is σ = 4170528. Its totient is φ = 1274284.

The previous prime is 2664451. The next prime is 2664479. The reversal of 2664458 is 8544662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2664451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28916 + ... + 29007.

It is an arithmetic number, because the mean of its divisors is an integer number (521316).

2^2664458 is an apocalyptic number.

2664458 is a deficient number, since it is larger than the sum of its proper divisors (1506070).

2664458 is a wasteful number, since it uses less digits than its factorization.

2664458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57948.

The product of its digits is 46080, while the sum is 35.

The square root of 2664458 is about 1632.3167584755. The cubic root of 2664458 is about 138.6339591970.

The spelling of 2664458 in words is "two million, six hundred sixty-four thousand, four hundred fifty-eight".