42816411 has 16 divisors (see below), whose sum is σ = 69198720. Its totient is φ = 25949160.

The previous prime is 42816407. The next prime is 42816419. The reversal of 42816411 is 11461824.

It is a happy number.

It is not a de Polignac number, because 42816411 - 2² = 42816407 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (42816419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71785 + ... + 72378.

It is an arithmetic number, because the mean of its divisors is an integer number (4324920).

Almost surely, 2^42816411 is an apocalyptic number.

42816411 is a deficient number, since it is larger than the sum of its proper divisors (26382309).

42816411 is a wasteful number, since it uses less digits than its factorization.

42816411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144183 (or 144177 counting only the distinct ones).

The product of its digits is 1536, while the sum is 27.

The square root of 42816411 is about 6543.4250205836. The cubic root of 42816411 is about 349.8405014756.

The spelling of 42816411 in words is "forty-two million, eight hundred sixteen thousand, four hundred eleven".