42044411 has 6 divisors (see below), whose sum is σ = 43046820. Its totient is φ = 41064828.

The previous prime is 42044407. The next prime is 42044413. The reversal of 42044411 is 11444024.

It is a happy number.

It is not a de Polignac number, because 42044411 - 2² = 42044407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42044413) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9521 + ... + 13218.

It is an arithmetic number, because the mean of its divisors is an integer number (7174470).

Almost surely, 2^42044411 is an apocalyptic number.

42044411 is a deficient number, since it is larger than the sum of its proper divisors (1002409).

42044411 is an equidigital number, since it uses as much as digits as its factorization.

42044411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22825 (or 22782 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 42044411 is about 6484.1661761556. The cubic root of 42044411 is about 347.7251402342.

Adding to 42044411 its reverse (11444024), we get a palindrome (53488435).

The spelling of 42044411 in words is "forty-two million, forty-four thousand, four hundred eleven".