545647396 has 24 divisors (see below), whose sum is σ = 1148732480. Its totient is φ = 221540832.

The previous prime is 545647373. The next prime is 545647411. The reversal of 545647396 is 693746545.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 512295 + ... + 513358.

Almost surely, 2^545647396 is an apocalyptic number.

It is an amenable number.

545647396 is an abundant number, since it is smaller than the sum of its proper divisors (603085084).

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

545647396 is a wasteful number, since it uses less digits than its factorization.

545647396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025683 (or 1025681 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 49.

The square root of 545647396 is about 23359.0966434920. The cubic root of 545647396 is about 817.1542221173.

The spelling of 545647396 in words is "five hundred forty-five million, six hundred forty-seven thousand, three hundred ninety-six".