54204012 has 24 divisors (see below), whose sum is σ = 140529200. Its totient is φ = 18067968.

The previous prime is 54203999. The next prime is 54204013. The reversal of 54204012 is 21040245.

It is a super-2 number, since 2×54204012² = 5876149833792288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 7 ways as a sum of consecutive naturals, for example, 250837 + ... + 251052.

Almost surely, 2^54204012 is an apocalyptic number.

It is an amenable number.

54204012 is an abundant number, since it is smaller than the sum of its proper divisors (86325188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54204012 is a wasteful number, since it uses less digits than its factorization.

54204012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501902 (or 501894 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 54204012 is about 7362.3374005814. The cubic root of 54204012 is about 378.4517149557.

Adding to 54204012 its reverse (21040245), we get a palindrome (75244257).

The spelling of 54204012 in words is "fifty-four million, two hundred four thousand, twelve".