42004462 has 4 divisors (see below), whose sum is σ = 63006696. Its totient is φ = 21002230.

The previous prime is 42004453. The next prime is 42004471. The reversal of 42004462 is 26440024.

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

It is an interprime number because it is at equal distance from previous prime (42004453) and next prime (42004471).

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, 10501114 + ... + 10501117.

It is an arithmetic number, because the mean of its divisors is an integer number (15751674).

Almost surely, 2^42004462 is an apocalyptic number.

42004462 is a deficient number, since it is larger than the sum of its proper divisors (21002234).

42004462 is a wasteful number, since it uses less digits than its factorization.

42004462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21002233.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 42004462 is about 6481.0849400390. The cubic root of 42004462 is about 347.6149736011.

Adding to 42004462 its reverse (26440024), we get a palindrome (68444486).

The spelling of 42004462 in words is "forty-two million, four thousand, four hundred sixty-two".