42214117 has 12 divisors (see below), whose sum is σ = 46568620. Its totient is φ = 38237760.

The previous prime is 42214103. The next prime is 42214121. The reversal of 42214117 is 71141224.

It can be written as a sum of positive squares in 2 ways, for example, as 19945156 + 22268961 = 4466^2 + 4719^2 .

It is not a de Polignac number, because 42214117 - 2¹⁹ = 41689829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42214127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49063 + ... + 49915.

Almost surely, 2^42214117 is an apocalyptic number.

It is an amenable number.

42214117 is a deficient number, since it is larger than the sum of its proper divisors (4354503).

42214117 is a wasteful number, since it uses less digits than its factorization.

42214117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1284 (or 1273 counting only the distinct ones).

The product of its digits is 448, while the sum is 22.

The square root of 42214117 is about 6497.2391829145. The cubic root of 42214117 is about 348.1923590819.

It can be divided in two parts, 4221 and 4117, that added together give a palindrome (8338).

The spelling of 42214117 in words is "forty-two million, two hundred fourteen thousand, one hundred seventeen".