944860521 has 24 divisors (see below), whose sum is σ = 1400900256. Its totient is φ = 561783040.

The previous prime is 944860507. The next prime is 944860531. The reversal of 944860521 is 125068449.

944860521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 944860521 - 2¹⁰ = 944859497 is a prime.

It is a super-2 number, since 2×944860521² = 1785522808288782882, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 944860521.

It is not an unprimeable number, because it can be changed into a prime (944860531) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87601 + ... + 97793.

It is an arithmetic number, because the mean of its divisors is an integer number (58370844).

Almost surely, 2^944860521 is an apocalyptic number.

It is an amenable number.

944860521 is a deficient number, since it is larger than the sum of its proper divisors (456039735).

944860521 is a wasteful number, since it uses less digits than its factorization.

944860521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10313 (or 10260 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 944860521 is about 30738.5835880575. The cubic root of 944860521 is about 981.2716107808.

The spelling of 944860521 in words is "nine hundred forty-four million, eight hundred sixty thousand, five hundred twenty-one".