3456458 has 4 divisors (see below), whose sum is σ = 5184690. Its totient is φ = 1728228.

The previous prime is 3456451. The next prime is 3456473. The reversal of 3456458 is 8546543.

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

It can be written as a sum of positive squares in only one way, i.e., 2948089 + 508369 = 1717^2 + 713^2 .

It is not an unprimeable number, because it can be changed into a prime (3456451) 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, 864113 + ... + 864116.

Almost surely, 2^3456458 is an apocalyptic number.

3456458 is a deficient number, since it is larger than the sum of its proper divisors (1728232).

3456458 is a wasteful number, since it uses less digits than its factorization.

3456458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1728231.

The product of its digits is 57600, while the sum is 35.

The square root of 3456458 is about 1859.1551844857. The cubic root of 3456458 is about 151.1972044405.

The spelling of 3456458 in words is "three million, four hundred fifty-six thousand, four hundred fifty-eight".