42122296 has 8 divisors (see below), whose sum is σ = 78979320. Its totient is φ = 21061144.

The previous prime is 42122291. The next prime is 42122299. The reversal of 42122296 is 69222124.

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 (42122291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2632636 + ... + 2632651.

It is an arithmetic number, because the mean of its divisors is an integer number (9872415).

Almost surely, 2^42122296 is an apocalyptic number.

It is an amenable number.

42122296 is a deficient number, since it is larger than the sum of its proper divisors (36857024).

42122296 is a wasteful number, since it uses less digits than its factorization.

42122296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5265293 (or 5265289 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 42122296 is about 6490.1691811539. The cubic root of 42122296 is about 347.9397218008.

The spelling of 42122296 in words is "forty-two million, one hundred twenty-two thousand, two hundred ninety-six".