48228444 has 36 divisors (see below), whose sum is σ = 132994680. Its totient is φ = 14614560.

The previous prime is 48228347. The next prime is 48228451. The reversal of 48228444 is 44482284.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×48228444² = 4651965621322272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 48228399 and 48228408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60499 + ... + 61290.

Almost surely, 2^48228444 is an apocalyptic number.

48228444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

48228444 is an abundant number, since it is smaller than the sum of its proper divisors (84766236).

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

48228444 is a wasteful number, since it uses less digits than its factorization.

48228444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121810 (or 121805 counting only the distinct ones).

The product of its digits is 65536, while the sum is 36.

The square root of 48228444 is about 6944.6701865531. The cubic root of 48228444 is about 363.9997484199. Note that the first 3 decimals are identical.

The spelling of 48228444 in words is "forty-eight million, two hundred twenty-eight thousand, four hundred forty-four".