44919649 has 8 divisors (see below), whose sum is σ = 46423872. Its totient is φ = 43436400.

The previous prime is 44919643. The next prime is 44919653. The reversal of 44919649 is 94691944.

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

It is a cyclic number.

It is not a de Polignac number, because 44919649 - 2⁵ = 44919617 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44919599 and 44919608.

It is not an unprimeable number, because it can be changed into a prime (44919643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 829 + ... + 9514.

It is an arithmetic number, because the mean of its divisors is an integer number (5802984).

Almost surely, 2^44919649 is an apocalyptic number.

It is an amenable number.

44919649 is a deficient number, since it is larger than the sum of its proper divisors (1504223).

44919649 is a wasteful number, since it uses less digits than its factorization.

44919649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10487.

The product of its digits is 279936, while the sum is 46.

The square root of 44919649 is about 6702.2122467138. The cubic root of 44919649 is about 355.4775006647.

The spelling of 44919649 in words is "forty-four million, nine hundred nineteen thousand, six hundred forty-nine".