42022070 has 32 divisors (see below), whose sum is σ = 77239008. Its totient is φ = 16457728.

The previous prime is 42022039. The next prime is 42022093. The reversal of 42022070 is 7022024.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 163382 + ... + 163638.

It is an arithmetic number, because the mean of its divisors is an integer number (2413719).

Almost surely, 2^42022070 is an apocalyptic number.

42022070 is a deficient number, since it is larger than the sum of its proper divisors (35216938).

42022070 is a wasteful number, since it uses less digits than its factorization.

42022070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544.

The product of its (nonzero) digits is 224, while the sum is 17.

The square root of 42022070 is about 6482.4432122464. The cubic root of 42022070 is about 347.6635394684.

Adding to 42022070 its reverse (7022024), we get a palindrome (49044094).

The spelling of 42022070 in words is "forty-two million, twenty-two thousand, seventy".