44686446 has 16 divisors (see below), whose sum is σ = 102140544. Its totient is φ = 12767544.

The previous prime is 44686427. The next prime is 44686451. The reversal of 44686446 is 64468644.

It is a happy number.

It is a super-2 number, since 2×44686446² = 3993756912221832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 1063963 = 44686446 / (4 + 4 + 6 + 8 + 6 + 4 + 4 + 6).

It is a junction number, because it is equal to n+sod(n) for n = 44686398 and 44686407.

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, 531940 + ... + 532023.

It is an arithmetic number, because the mean of its divisors is an integer number (6383784).

Almost surely, 2^44686446 is an apocalyptic number.

44686446 is an abundant number, since it is smaller than the sum of its proper divisors (57454098).

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

44686446 is a wasteful number, since it uses less digits than its factorization.

44686446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063975.

The product of its digits is 442368, while the sum is 42.

The square root of 44686446 is about 6684.7921433654. The cubic root of 44686446 is about 354.8612722511.

The spelling of 44686446 in words is "forty-four million, six hundred eighty-six thousand, four hundred forty-six".