412444144 has 20 divisors (see below), whose sum is σ = 913269424. Its totient is φ = 176761728.

The previous prime is 412444121. The next prime is 412444147. The reversal of 412444144 is 441444214.

It is a super-2 number, since 2×412444144² = 340220343839785472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412444147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1841157 + ... + 1841380.

Almost surely, 2^412444144 is an apocalyptic number.

It is an amenable number.

412444144 is an abundant number, since it is smaller than the sum of its proper divisors (500825280).

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

412444144 is a wasteful number, since it uses less digits than its factorization.

412444144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3682552 (or 3682546 counting only the distinct ones).

The product of its digits is 8192, while the sum is 28.

The square root of 412444144 is about 20308.7208853734. The cubic root of 412444144 is about 744.3691754762.

Adding to 412444144 its reverse (441444214), we get a palindrome (853888358).

The spelling of 412444144 in words is "four hundred twelve million, four hundred forty-four thousand, one hundred forty-four".