554623445 has 16 divisors (see below), whose sum is σ = 673920000. Its totient is φ = 438153408.

The previous prime is 554623411. The next prime is 554623481. The reversal of 554623445 is 544326455.

It is a cyclic number.

It is not a de Polignac number, because 554623445 - 2¹⁰ = 554622421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 554623399 and 554623408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131276 + ... + 135434.

It is an arithmetic number, because the mean of its divisors is an integer number (42120000).

Almost surely, 2^554623445 is an apocalyptic number.

It is an amenable number.

554623445 is a deficient number, since it is larger than the sum of its proper divisors (119296555).

554623445 is a wasteful number, since it uses less digits than its factorization.

554623445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4492.

The product of its digits is 288000, while the sum is 38.

The square root of 554623445 is about 23550.4446879459. Note that the first 3 decimals coincide. The cubic root of 554623445 is about 821.6106776159.

The spelling of 554623445 in words is "five hundred fifty-four million, six hundred twenty-three thousand, four hundred forty-five".