547401 has 4 divisors (see below), whose sum is σ = 729872. Its totient is φ = 364932.

The previous prime is 547399. The next prime is 547411. The reversal of 547401 is 104745.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 547401 - 2¹ = 547399 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (547411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91231 + ... + 91236.

It is an arithmetic number, because the mean of its divisors is an integer number (182468).

2⁵⁴⁷⁴⁰¹ is an apocalyptic number.

It is an amenable number.

547401 is a deficient number, since it is larger than the sum of its proper divisors (182471).

547401 is a wasteful number, since it uses less digits than its factorization.

547401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182470.

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 547401 is about 739.8655283225. The cubic root of 547401 is about 81.8028677286.

The spelling of 547401 in words is "five hundred forty-seven thousand, four hundred one".