44522420 has 24 divisors (see below), whose sum is σ = 93655464. Its totient is φ = 17778816.

The previous prime is 44522419. The next prime is 44522431. The reversal of 44522420 is 2422544.

It can be written as a sum of positive squares in 4 ways, for example, as 24344356 + 20178064 = 4934^2 + 4492^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13142 + ... + 16178.

It is an arithmetic number, because the mean of its divisors is an integer number (3902311).

Almost surely, 2^44522420 is an apocalyptic number.

It is an amenable number.

44522420 is an abundant number, since it is smaller than the sum of its proper divisors (49133044).

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

44522420 is a wasteful number, since it uses less digits than its factorization.

44522420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3779 (or 3777 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 44522420 is about 6672.5122705020. The cubic root of 44522420 is about 354.4265555128.

Adding to 44522420 its reverse (2422544), we get a palindrome (46944964).

The spelling of 44522420 in words is "forty-four million, five hundred twenty-two thousand, four hundred twenty".