42624022 has 12 divisors (see below), whose sum is σ = 74374740. Its totient is φ = 18267396.

The previous prime is 42624013. The next prime is 42624041. The reversal of 42624022 is 22042624.

It is a junction number, because it is equal to n+sod(n) for n = 42623984 and 42624002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 217372 + ... + 217567.

It is an arithmetic number, because the mean of its divisors is an integer number (6197895).

Almost surely, 2^42624022 is an apocalyptic number.

42624022 is a deficient number, since it is larger than the sum of its proper divisors (31750718).

42624022 is a wasteful number, since it uses less digits than its factorization.

42624022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434955 (or 434948 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 42624022 is about 6528.7075290596. The cubic root of 42624022 is about 349.3157297506.

Adding to 42624022 its reverse (22042624), we get a palindrome (64666646).

The spelling of 42624022 in words is "forty-two million, six hundred twenty-four thousand, twenty-two".