548556001 has 16 divisors (see below), whose sum is σ = 638212096. Its totient is φ = 461766096.

The previous prime is 548555977. The next prime is 548556059. The reversal of 548556001 is 100655845.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 548556001 - 2⁷ = 548555873 is a prime.

It is a super-2 number, since 2×548556001² = 601827372466224002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (548556101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170530 + ... + 173716.

It is an arithmetic number, because the mean of its divisors is an integer number (39888256).

Almost surely, 2^548556001 is an apocalyptic number.

It is an amenable number.

548556001 is a deficient number, since it is larger than the sum of its proper divisors (89656095).

548556001 is a wasteful number, since it uses less digits than its factorization.

548556001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3628.

The product of its (nonzero) digits is 24000, while the sum is 34.

The square root of 548556001 is about 23421.2724035224. The cubic root of 548556001 is about 818.6036124197.

The spelling of 548556001 in words is "five hundred forty-eight million, five hundred fifty-six thousand, one".