444466537 has 8 divisors (see below), whose sum is σ = 447998720. Its totient is φ = 440942400.

The previous prime is 444466531. The next prime is 444466541. The reversal of 444466537 is 735664444.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-444466537 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 444466493 and 444466502.

It is not an unprimeable number, because it can be changed into a prime (444466531) 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, 155473 + ... + 158305.

It is an arithmetic number, because the mean of its divisors is an integer number (55999840).

Almost surely, 2^444466537 is an apocalyptic number.

It is an amenable number.

444466537 is a deficient number, since it is larger than the sum of its proper divisors (3532183).

444466537 is a wasteful number, since it uses less digits than its factorization.

444466537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4023.

The product of its digits is 967680, while the sum is 43.

The square root of 444466537 is about 21082.3750322396. The cubic root of 444466537 is about 763.1554729909.

The spelling of 444466537 in words is "four hundred forty-four million, four hundred sixty-six thousand, five hundred thirty-seven".