545897382 has 32 divisors (see below), whose sum is σ = 1113125760. Its totient is φ = 178477832.

The previous prime is 545897351. The next prime is 545897393. The reversal of 545897382 is 283798545.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1232053 + ... + 1232495.

It is an arithmetic number, because the mean of its divisors is an integer number (34785180).

Almost surely, 2^545897382 is an apocalyptic number.

545897382 is an abundant number, since it is smaller than the sum of its proper divisors (567228378).

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

545897382 is an frugal number, since it uses more digits than its factorization.

545897382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625 (or 507 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 51.

The square root of 545897382 is about 23364.4469654216. The cubic root of 545897382 is about 817.2789949582.

The spelling of 545897382 in words is "five hundred forty-five million, eight hundred ninety-seven thousand, three hundred eighty-two".