3654458 has 4 divisors (see below), whose sum is σ = 5481690. Its totient is φ = 1827228.

The previous prime is 3654457. The next prime is 3654463. The reversal of 3654458 is 8544563.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8544563 = 863 ⋅9901.

It can be written as a sum of positive squares in only one way, i.e., 3411409 + 243049 = 1847^2 + 493^2 .

It is not an unprimeable number, because it can be changed into a prime (3654451) 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, 913613 + ... + 913616.

Almost surely, 2^3654458 is an apocalyptic number.

3654458 is a deficient number, since it is larger than the sum of its proper divisors (1827232).

3654458 is a wasteful number, since it uses less digits than its factorization.

3654458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1827231.

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

The square root of 3654458 is about 1911.6636733484. The cubic root of 3654458 is about 154.0308309554.

The spelling of 3654458 in words is "three million, six hundred fifty-four thousand, four hundred fifty-eight".