554150421 has 12 divisors (see below), whose sum is σ = 873206880. Its totient is φ = 335848680.

The previous prime is 554150407. The next prime is 554150437. The reversal of 554150421 is 124051455.

It is not a de Polignac number, because 554150421 - 2⁹ = 554149909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554150461) 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, 2798641 + ... + 2798838.

It is an arithmetic number, because the mean of its divisors is an integer number (72767240).

Almost surely, 2^554150421 is an apocalyptic number.

It is an amenable number.

554150421 is a deficient number, since it is larger than the sum of its proper divisors (319056459).

554150421 is a wasteful number, since it uses less digits than its factorization.

554150421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5597496 (or 5597493 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 554150421 is about 23540.3997629607. The cubic root of 554150421 is about 821.3770343440.

It can be divided in two parts, 554 and 150421, that added together give a triangular number (150975 = T₅₄₉).

The spelling of 554150421 in words is "five hundred fifty-four million, one hundred fifty thousand, four hundred twenty-one".