44148890 has 16 divisors (see below), whose sum is σ = 80241408. Its totient is φ = 17487696.

The previous prime is 44148889. The next prime is 44148893. The reversal of 44148890 is 9884144.

It is not an unprimeable number, because it can be changed into a prime (44148893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20402 + ... + 22461.

It is an arithmetic number, because the mean of its divisors is an integer number (5015088).

Almost surely, 2^44148890 is an apocalyptic number.

44148890 is a deficient number, since it is larger than the sum of its proper divisors (36092518).

44148890 is a wasteful number, since it uses less digits than its factorization.

44148890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42973.

The product of its (nonzero) digits is 36864, while the sum is 38.

The square root of 44148890 is about 6644.4631084836. The cubic root of 44148890 is about 353.4325924606.

The spelling of 44148890 in words is "forty-four million, one hundred forty-eight thousand, eight hundred ninety".