554274621 has 12 divisors (see below), whose sum is σ = 808393248. Its totient is φ = 365928264.

The previous prime is 554274559. The next prime is 554274649. The reversal of 554274621 is 126472455.

It is a happy number.

554274621 is a `hidden beast` number, since 5 + 5 + 4 + 27 + 4 + 621 = 666.

It is not a de Polignac number, because 554274621 - 2⁶ = 554274557 is a prime.

It is a super-3 number, since 3×554274621³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554274691) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 298035 + ... + 299888.

It is an arithmetic number, because the mean of its divisors is an integer number (67366104).

Almost surely, 2^554274621 is an apocalyptic number.

It is an amenable number.

554274621 is a deficient number, since it is larger than the sum of its proper divisors (254118627).

554274621 is a wasteful number, since it uses less digits than its factorization.

554274621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598032 (or 598029 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 554274621 is about 23543.0376332367. The cubic root of 554274621 is about 821.4383939817.

The spelling of 554274621 in words is "five hundred fifty-four million, two hundred seventy-four thousand, six hundred twenty-one".