42210526 has 8 divisors (see below), whose sum is σ = 63942984. Its totient is φ = 20896200.

The previous prime is 42210523. The next prime is 42210529. The reversal of 42210526 is 62501224.

It is an interprime number because it is at equal distance from previous prime (42210523) and next prime (42210529).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 42210497 and 42210506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42210521) 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 in 3 ways as a sum of consecutive naturals, for example, 104280 + ... + 104683.

It is an arithmetic number, because the mean of its divisors is an integer number (7992873).

Almost surely, 2^42210526 is an apocalyptic number.

42210526 is a deficient number, since it is larger than the sum of its proper divisors (21732458).

42210526 is a wasteful number, since it uses less digits than its factorization.

42210526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209066.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 42210526 is about 6496.9628288917. The cubic root of 42210526 is about 348.1824856533.

The spelling of 42210526 in words is "forty-two million, two hundred ten thousand, five hundred twenty-six".