4412212985 has 4 divisors (see below), whose sum is σ = 5294655588. Its totient is φ = 3529770384.

The previous prime is 4412212939. The next prime is 4412212999. The reversal of 4412212985 is 5892122144.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2743245376 + 1668967609 = 52376^2 + 40853^2 .

It is a cyclic number.

It is not a de Polignac number, because 4412212985 - 2²⁰ = 4411164409 is a prime.

It is a super-2 number, since 2×4412212985² = 38935246850005220450, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 441221294 + ... + 441221303.

It is an arithmetic number, because the mean of its divisors is an integer number (1323663897).

Almost surely, 2^4412212985 is an apocalyptic number.

It is an amenable number.

4412212985 is a deficient number, since it is larger than the sum of its proper divisors (882442603).

4412212985 is an equidigital number, since it uses as much as digits as its factorization.

4412212985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882442602.

The product of its digits is 46080, while the sum is 38.

The square root of 4412212985 is about 66424.4908523957. The cubic root of 4412212985 is about 1640.1572555185.

The spelling of 4412212985 in words is "four billion, four hundred twelve million, two hundred twelve thousand, nine hundred eighty-five".