42044102 has 4 divisors (see below), whose sum is σ = 63066156. Its totient is φ = 21022050.

The previous prime is 42044089. The next prime is 42044117. The reversal of 42044102 is 20144024.

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

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, 10511024 + ... + 10511027.

It is an arithmetic number, because the mean of its divisors is an integer number (15766539).

Almost surely, 2^42044102 is an apocalyptic number.

42044102 is a deficient number, since it is larger than the sum of its proper divisors (21022054).

42044102 is a wasteful number, since it uses less digits than its factorization.

42044102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21022053.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 42044102 is about 6484.1423488384. The cubic root of 42044102 is about 347.7242883784.

Adding to 42044102 its reverse (20144024), we get a palindrome (62188126).

The spelling of 42044102 in words is "forty-two million, forty-four thousand, one hundred two".