554455 has 16 divisors (see below), whose sum is σ = 769824. Its totient is φ = 378880.

The previous prime is 554453. The next prime is 554467.

554455 = 9² + 10² + ... + 118².

554455 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 554455 - 2¹ = 554453 is a prime.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554453) 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, 639 + ... + 1231.

It is an arithmetic number, because the mean of its divisors is an integer number (48114).

2⁵⁵⁴⁴⁵⁵ is an apocalyptic number.

554455 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

554455 is a deficient number, since it is larger than the sum of its proper divisors (215369).

554455 is a wasteful number, since it uses less digits than its factorization.

554455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626.

The product of its digits is 10000, while the sum is 28.

The square root of 554455 is about 744.6173513960. The cubic root of 554455 is about 82.1527491913.

It can be divided in two parts, 55 and 4455, that multiplied together give a square (245025 = 495²).

The spelling of 554455 in words is "five hundred fifty-four thousand, four hundred fifty-five".