545622346 has 4 divisors (see below), whose sum is σ = 818433522. Its totient is φ = 272811172.

The previous prime is 545622323. The next prime is 545622349. The reversal of 545622346 is 643226545.

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., 370986121 + 174636225 = 19261^2 + 13215^2 .

It is not an unprimeable number, because it can be changed into a prime (545622349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136405585 + ... + 136405588.

Almost surely, 2^545622346 is an apocalyptic number.

545622346 is a deficient number, since it is larger than the sum of its proper divisors (272811176).

545622346 is a wasteful number, since it uses less digits than its factorization.

545622346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272811175.

The product of its digits is 172800, while the sum is 37.

The square root of 545622346 is about 23358.5604436575. The cubic root of 545622346 is about 817.1417170779.

The spelling of 545622346 in words is "five hundred forty-five million, six hundred twenty-two thousand, three hundred forty-six".