42220414 has 16 divisors (see below), whose sum is σ = 64266048. Its totient is φ = 20800512.

The previous prime is 42220393. The next prime is 42220463. The reversal of 42220414 is 41402224.

It is a junction number, because it is equal to n+sod(n) for n = 42220391 and 42220400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70902 + ... + 71494.

It is an arithmetic number, because the mean of its divisors is an integer number (4016628).

Almost surely, 2^42220414 is an apocalyptic number.

42220414 is a deficient number, since it is larger than the sum of its proper divisors (22045634).

42220414 is a wasteful number, since it uses less digits than its factorization.

42220414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 42220414 is about 6497.7237552854. The cubic root of 42220414 is about 348.2096712864.

Adding to 42220414 its reverse (41402224), we get a palindrome (83622638).

The spelling of 42220414 in words is "forty-two million, two hundred twenty thousand, four hundred fourteen".