745343546 has 8 divisors (see below), whose sum is σ = 1183780980. Its totient is φ = 350749888.

The previous prime is 745343449. The next prime is 745343579. The reversal of 745343546 is 645343547.

It can be written as a sum of positive squares in 2 ways, for example, as 713477521 + 31866025 = 26711^2 + 5645^2 .

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, 10960901 + ... + 10960968.

Almost surely, 2^745343546 is an apocalyptic number.

745343546 is a deficient number, since it is larger than the sum of its proper divisors (438437434).

745343546 is a wasteful number, since it uses less digits than its factorization.

745343546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21921888.

The product of its digits is 604800, while the sum is 41.

The square root of 745343546 is about 27300.9806783566. The cubic root of 745343546 is about 906.6760941626.

Subtracting from 745343546 its reverse (645343547), we obtain a palindrome (99999999).

The spelling of 745343546 in words is "seven hundred forty-five million, three hundred forty-three thousand, five hundred forty-six".