54402216 has 32 divisors (see below), whose sum is σ = 148370400. Its totient is φ = 16485440.

The previous prime is 54402211. The next prime is 54402233. The reversal of 54402216 is 61220445.

54402216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×54402216² = 5919202211421312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (54402211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102771 + ... + 103298.

It is an arithmetic number, because the mean of its divisors is an integer number (4636575).

Almost surely, 2^54402216 is an apocalyptic number.

It is an amenable number.

54402216 is an abundant number, since it is smaller than the sum of its proper divisors (93968184).

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

54402216 is a wasteful number, since it uses less digits than its factorization.

54402216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206089 (or 206085 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 54402216 is about 7375.7857886465. The cubic root of 54402216 is about 378.9124397712.

The spelling of 54402216 in words is "fifty-four million, four hundred two thousand, two hundred sixteen".