42522104 has 8 divisors (see below), whose sum is σ = 79728960. Its totient is φ = 21261048.

The previous prime is 42522089. The next prime is 42522107. The reversal of 42522104 is 40122524.

It is a happy number.

42522104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42522107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2657624 + ... + 2657639.

It is an arithmetic number, because the mean of its divisors is an integer number (9966120).

Almost surely, 2^42522104 is an apocalyptic number.

It is an amenable number.

42522104 is a deficient number, since it is larger than the sum of its proper divisors (37206856).

42522104 is a wasteful number, since it uses less digits than its factorization.

42522104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5315269 (or 5315265 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 42522104 is about 6520.8974842425. The cubic root of 42522104 is about 349.0370920859.

Adding to 42522104 its reverse (40122524), we get a palindrome (82644628).

The spelling of 42522104 in words is "forty-two million, five hundred twenty-two thousand, one hundred four".