54204019 has 4 divisors (see below), whose sum is σ = 55357344. Its totient is φ = 53050696.

The previous prime is 54204013. The next prime is 54204049. The reversal of 54204019 is 91040245.

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

It is a cyclic number.

It is not a de Polignac number, because 54204019 - 2⁹ = 54203507 is a prime.

It is a super-2 number, since 2×54204019² = 5876151351504722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54203984 and 54204002.

It is not an unprimeable number, because it can be changed into a prime (54204013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 576592 + ... + 576685.

It is an arithmetic number, because the mean of its divisors is an integer number (13839336).

Almost surely, 2^54204019 is an apocalyptic number.

54204019 is a deficient number, since it is larger than the sum of its proper divisors (1153325).

54204019 is a wasteful number, since it uses less digits than its factorization.

54204019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153324.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 54204019 is about 7362.3378759739. The cubic root of 54204019 is about 378.4517312470.

It can be divided in two parts, 5 and 4204019, that added together give a palindrome (4204024).

The spelling of 54204019 in words is "fifty-four million, two hundred four thousand, nineteen".