42511022 has 8 divisors (see below), whose sum is σ = 64812072. Its totient is φ = 20907000.

The previous prime is 42511003. The next prime is 42511043. The reversal of 42511022 is 22011524.

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

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174104 + ... + 174347.

It is an arithmetic number, because the mean of its divisors is an integer number (8101509).

Almost surely, 2^42511022 is an apocalyptic number.

42511022 is a deficient number, since it is larger than the sum of its proper divisors (22301050).

42511022 is a wasteful number, since it uses less digits than its factorization.

42511022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348514.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 42511022 is about 6520.0476992120. The cubic root of 42511022 is about 349.0067677388.

Adding to 42511022 its reverse (22011524), we get a palindrome (64522546).

The spelling of 42511022 in words is "forty-two million, five hundred eleven thousand, twenty-two".