42214415 has 4 divisors (see below), whose sum is σ = 50657304. Its totient is φ = 33771528.

The previous prime is 42214411. The next prime is 42214421. The reversal of 42214415 is 51441224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42214415 - 2² = 42214411 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 (42214411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4221437 + ... + 4221446.

It is an arithmetic number, because the mean of its divisors is an integer number (12664326).

Almost surely, 2^42214415 is an apocalyptic number.

42214415 is a deficient number, since it is larger than the sum of its proper divisors (8442889).

42214415 is an equidigital number, since it uses as much as digits as its factorization.

42214415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8442888.

The product of its digits is 1280, while the sum is 23.

The square root of 42214415 is about 6497.2621156915. The cubic root of 42214415 is about 348.1931784056.

Adding to 42214415 its reverse (51441224), we get a palindrome (93655639).

The spelling of 42214415 in words is "forty-two million, two hundred fourteen thousand, four hundred fifteen".