547272640 has 56 divisors (see below), whose sum is σ = 1305397440. Its totient is φ = 218539008.

The previous prime is 547272617. The next prime is 547272643. The reversal of 547272640 is 46272745.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 547272640.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (547272643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264249 + ... + 266311.

Almost surely, 2^547272640 is an apocalyptic number.

It is an amenable number.

547272640 is an abundant number, since it is smaller than the sum of its proper divisors (758124800).

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

547272640 is a wasteful number, since it uses less digits than its factorization.

547272640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2909 (or 2899 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 37.

The square root of 547272640 is about 23393.8590232565. The cubic root of 547272640 is about 817.9647324700.

The spelling of 547272640 in words is "five hundred forty-seven million, two hundred seventy-two thousand, six hundred forty".