44671642 has 8 divisors (see below), whose sum is σ = 68106132. Its totient is φ = 21969600.

The previous prime is 44671639. The next prime is 44671643. The reversal of 44671642 is 24617644.

It can be written as a sum of positive squares in 2 ways, for example, as 39050001 + 5621641 = 6249^2 + 2371^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 44671598 and 44671607.

It is not an unprimeable number, because it can be changed into a prime (44671643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182959 + ... + 183202.

Almost surely, 2^44671642 is an apocalyptic number.

44671642 is a deficient number, since it is larger than the sum of its proper divisors (23434490).

44671642 is a wasteful number, since it uses less digits than its factorization.

44671642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366224.

The product of its digits is 32256, while the sum is 34.

The square root of 44671642 is about 6683.6847621653. The cubic root of 44671642 is about 354.8220810498.

The spelling of 44671642 in words is "forty-four million, six hundred seventy-one thousand, six hundred forty-two".