54421474 has 4 divisors (see below), whose sum is σ = 81632214. Its totient is φ = 27210736.

The previous prime is 54421397. The next prime is 54421481. The reversal of 54421474 is 47412445.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 51940849 + 2480625 = 7207^2 + 1575^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13605367 + ... + 13605370.

Almost surely, 2^54421474 is an apocalyptic number.

54421474 is a deficient number, since it is larger than the sum of its proper divisors (27210740).

54421474 is a wasteful number, since it uses less digits than its factorization.

54421474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27210739.

The product of its digits is 17920, while the sum is 31.

The square root of 54421474 is about 7377.0911611556. The cubic root of 54421474 is about 378.9571452718.

The spelling of 54421474 in words is "fifty-four million, four hundred twenty-one thousand, four hundred seventy-four".