42217602 has 32 divisors (see below), whose sum is σ = 96768000. Its totient is φ = 12028368.

The previous prime is 42217597. The next prime is 42217603. The reversal of 42217602 is 20671224.

It is not an unprimeable number, because it can be changed into a prime (42217603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16399 + ... + 18797.

It is an arithmetic number, because the mean of its divisors is an integer number (3024000).

Almost surely, 2^42217602 is an apocalyptic number.

42217602 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

42217602 is an abundant number, since it is smaller than the sum of its proper divisors (54550398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42217602 is a wasteful number, since it uses less digits than its factorization.

42217602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2830.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 42217602 is about 6497.5073682144. The cubic root of 42217602 is about 348.2019405290.

Adding to 42217602 its reverse (20671224), we get a palindrome (62888826).

The spelling of 42217602 in words is "forty-two million, two hundred seventeen thousand, six hundred two".