42214155 has 8 divisors (see below), whose sum is σ = 67542672. Its totient is φ = 22514208.

The previous prime is 42214153. The next prime is 42214163. The reversal of 42214155 is 55141224.

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

It is not a de Polignac number, because 42214155 - 2¹ = 42214153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42214153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1407124 + ... + 1407153.

It is an arithmetic number, because the mean of its divisors is an integer number (8442834).

Almost surely, 2^42214155 is an apocalyptic number.

42214155 is a deficient number, since it is larger than the sum of its proper divisors (25328517).

42214155 is a wasteful number, since it uses less digits than its factorization.

42214155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2814285.

The product of its digits is 1600, while the sum is 24.

The square root of 42214155 is about 6497.2421072329. The cubic root of 42214155 is about 348.1924635597.

Adding to 42214155 its reverse (55141224), we get a palindrome (97355379).

The spelling of 42214155 in words is "forty-two million, two hundred fourteen thousand, one hundred fifty-five".