42004414 has 4 divisors (see below), whose sum is σ = 63006624. Its totient is φ = 21002206.

The previous prime is 42004409. The next prime is 42004423. The reversal of 42004414 is 41440024.

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

It is a junction number, because it is equal to n+sod(n) for n = 42004391 and 42004400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10501102 + ... + 10501105.

It is an arithmetic number, because the mean of its divisors is an integer number (15751656).

Almost surely, 2^42004414 is an apocalyptic number.

42004414 is a deficient number, since it is larger than the sum of its proper divisors (21002210).

42004414 is a wasteful number, since it uses less digits than its factorization.

42004414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21002209.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 42004414 is about 6481.0812369542. The cubic root of 42004414 is about 347.6148411903.

Adding to 42004414 its reverse (41440024), we get a palindrome (83444438).

The spelling of 42004414 in words is "forty-two million, four thousand, four hundred fourteen".