44420152 has 32 divisors (see below), whose sum is σ = 95569920. Its totient is φ = 18960480.

The previous prime is 44420143. The next prime is 44420177. The reversal of 44420152 is 25102444.

It is a happy number.

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, 13713 + ... + 16639.

It is an arithmetic number, because the mean of its divisors is an integer number (2986560).

Almost surely, 2^44420152 is an apocalyptic number.

It is an amenable number.

44420152 is an abundant number, since it is smaller than the sum of its proper divisors (51149768).

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

44420152 is a wasteful number, since it uses less digits than its factorization.

44420152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3211 (or 3207 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 44420152 is about 6664.8444843072. The cubic root of 44420152 is about 354.1549748636.

Adding to 44420152 its reverse (25102444), we get a palindrome (69522596).

The spelling of 44420152 in words is "forty-four million, four hundred twenty thousand, one hundred fifty-two".