545622396 has 36 divisors (see below), whose sum is σ = 1399382376. Its totient is φ = 165339680.

The previous prime is 545622349. The next prime is 545622397. The reversal of 545622396 is 693226545.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545622397) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 186435 + ... + 189338.

Almost surely, 2^545622396 is an apocalyptic number.

It is an amenable number.

545622396 is an abundant number, since it is smaller than the sum of its proper divisors (853759980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545622396 is a wasteful number, since it uses less digits than its factorization.

545622396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375802 (or 375789 counting only the distinct ones).

The product of its digits is 388800, while the sum is 42.

The square root of 545622396 is about 23358.5615139289. The cubic root of 545622396 is about 817.1417420385.

The spelling of 545622396 in words is "five hundred forty-five million, six hundred twenty-two thousand, three hundred ninety-six".