547972373 has 8 divisors (see below), whose sum is σ = 624837528. Its totient is φ = 476066304.

The previous prime is 547972363. The next prime is 547972379. The reversal of 547972373 is 373279745.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 223143844 + 324828529 = 14938^2 + 18023^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 547972373 - 2⁴ = 547972357 is a prime.

It is a super-2 number, since 2×547972373² = 600547443142502258, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (547972379) 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, 1239536 + ... + 1239977.

It is an arithmetic number, because the mean of its divisors is an integer number (78104691).

Almost surely, 2^547972373 is an apocalyptic number.

It is an amenable number.

547972373 is a deficient number, since it is larger than the sum of its proper divisors (76865155).

547972373 is a wasteful number, since it uses less digits than its factorization.

547972373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2479543.

The product of its digits is 1111320, while the sum is 47.

The square root of 547972373 is about 23408.8097305267. The cubic root of 547972373 is about 818.3131956870.

The spelling of 547972373 in words is "five hundred forty-seven million, nine hundred seventy-two thousand, three hundred seventy-three".