44219801 has 2 divisors, whose sum is σ = 44219802. Its totient is φ = 44219800.

The previous prime is 44219797. The next prime is 44219803. The reversal of 44219801 is 10891244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34234201 + 9985600 = 5851^2 + 3160^2 .

It is a cyclic number.

It is not a de Polignac number, because 44219801 - 2² = 44219797 is a prime.

Together with 44219803, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (44219803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22109900 + 22109901.

It is an arithmetic number, because the mean of its divisors is an integer number (22109901).

Almost surely, 2^44219801 is an apocalyptic number.

It is an amenable number.

44219801 is a deficient number, since it is larger than the sum of its proper divisors (1).

44219801 is an equidigital number, since it uses as much as digits as its factorization.

44219801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 44219801 is about 6649.7970645727. The cubic root of 44219801 is about 353.6217165237.

The spelling of 44219801 in words is "forty-four million, two hundred nineteen thousand, eight hundred one".