48445146 has 24 divisors (see below), whose sum is σ = 106445664. Its totient is φ = 15920520.

The previous prime is 48445141. The next prime is 48445147. The reversal of 48445146 is 64154484.

It is a happy number.

It is a super-2 number, since 2×48445146² = 4693864341922632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 48445146.

It is not an unprimeable number, because it can be changed into a prime (48445141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17676 + ... + 20231.

It is an arithmetic number, because the mean of its divisors is an integer number (4435236).

Almost surely, 2^48445146 is an apocalyptic number.

48445146 is an abundant number, since it is smaller than the sum of its proper divisors (58000518).

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

48445146 is a wasteful number, since it uses less digits than its factorization.

48445146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37986 (or 37983 counting only the distinct ones).

The product of its digits is 61440, while the sum is 36.

The square root of 48445146 is about 6960.2547367176. The cubic root of 48445146 is about 364.5441133872.

The spelling of 48445146 in words is "forty-eight million, four hundred forty-five thousand, one hundred forty-six".