554261 has 4 divisors (see below), whose sum is σ = 558624. Its totient is φ = 549900.

The previous prime is 554237. The next prime is 554263. The reversal of 554261 is 162455.

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, and also an emirpimes, since its reverse is a distinct semiprime: 162455 = 5 ⋅32491.

It is a cyclic number.

It is not a de Polignac number, because 554261 - 2¹⁴ = 537877 is a prime.

It is a super-2 number, since 2×554261² = 614410512242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 554261.

It is not an unprimeable number, because it can be changed into a prime (554263) 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, 1985 + ... + 2246.

It is an arithmetic number, because the mean of its divisors is an integer number (139656).

2⁵⁵⁴²⁶¹ is an apocalyptic number.

It is an amenable number.

554261 is a deficient number, since it is larger than the sum of its proper divisors (4363).

554261 is a wasteful number, since it uses less digits than its factorization.

554261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4362.

The product of its digits is 1200, while the sum is 23.

The square root of 554261 is about 744.4870717481. The cubic root of 554261 is about 82.1431665125.

The spelling of 554261 in words is "five hundred fifty-four thousand, two hundred sixty-one".