416521342 has 8 divisors (see below), whose sum is σ = 625625136. Its totient is φ = 207979632.

The previous prime is 416521331. The next prime is 416521393. The reversal of 416521342 is 243125614.

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

It is a self number, because there is not a number n which added to its sum of digits gives 416521342.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138663 + ... + 141634.

It is an arithmetic number, because the mean of its divisors is an integer number (78203142).

Almost surely, 2^416521342 is an apocalyptic number.

416521342 is a deficient number, since it is larger than the sum of its proper divisors (209103794).

416521342 is a wasteful number, since it uses less digits than its factorization.

416521342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281042.

The product of its digits is 5760, while the sum is 28.

The square root of 416521342 is about 20408.8544999468. The cubic root of 416521342 is about 746.8139465088.

Adding to 416521342 its reverse (243125614), we get a palindrome (659646956).

The spelling of 416521342 in words is "four hundred sixteen million, five hundred twenty-one thousand, three hundred forty-two".