745355458 has 8 divisors (see below), whose sum is σ = 1127927628. Its totient is φ = 369379584.

The previous prime is 745355447. The next prime is 745355489. The reversal of 745355458 is 854553547.

It can be written as a sum of positive squares in 2 ways, for example, as 613404289 + 131951169 = 24767^2 + 11487^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1648791 + ... + 1649242.

Almost surely, 2^745355458 is an apocalyptic number.

745355458 is a deficient number, since it is larger than the sum of its proper divisors (382572170).

745355458 is a wasteful number, since it uses less digits than its factorization.

745355458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3298148.

The product of its digits is 1680000, while the sum is 46.

The square root of 745355458 is about 27301.1988381463. The cubic root of 745355458 is about 906.6809242700.

The spelling of 745355458 in words is "seven hundred forty-five million, three hundred fifty-five thousand, four hundred fifty-eight".