44151642 has 24 divisors (see below), whose sum is σ = 99206016. Its totient is φ = 14717052.

The previous prime is 44151631. The next prime is 44151661. The reversal of 44151642 is 24615144.

44151642 is a `hidden beast` number, since 4 + 4 + 15 + 1 + 642 = 666.

44151642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44938 + ... + 45909.

It is an arithmetic number, because the mean of its divisors is an integer number (4133584).

Almost surely, 2^44151642 is an apocalyptic number.

44151642 is an abundant number, since it is smaller than the sum of its proper divisors (55054374).

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

44151642 is an equidigital number, since it uses as much as digits as its factorization.

44151642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90864 (or 90852 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 44151642 is about 6644.6701949758. The cubic root of 44151642 is about 353.4399359920.

Adding to 44151642 its reverse (24615144), we get a palindrome (68766786).

The spelling of 44151642 in words is "forty-four million, one hundred fifty-one thousand, six hundred forty-two".