54222404 has 6 divisors (see below), whose sum is σ = 94889214. Its totient is φ = 27111200.

The previous prime is 54222397. The next prime is 54222407. The reversal of 54222404 is 40422245.

It can be written as a sum of positive squares in only one way, i.e., 46648900 + 7573504 = 6830^2 + 2752^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 54222404.

It is not an unprimeable number, because it can be changed into a prime (54222407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6777797 + ... + 6777804.

It is an arithmetic number, because the mean of its divisors is an integer number (15814869).

Almost surely, 2^54222404 is an apocalyptic number.

It is an amenable number.

54222404 is a deficient number, since it is larger than the sum of its proper divisors (40666810).

54222404 is a wasteful number, since it uses less digits than its factorization.

54222404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13555605 (or 13555603 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 54222404 is about 7363.5863544879. The cubic root of 54222404 is about 378.4945143512.

Adding to 54222404 its reverse (40422245), we get a palindrome (94644649).

The spelling of 54222404 in words is "fifty-four million, two hundred twenty-two thousand, four hundred four".