418501842 has 64 divisors (see below), whose sum is σ = 967800960. Its totient is φ = 119436800.

The previous prime is 418501841. The next prime is 418501873. The reversal of 418501842 is 248105814.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (418501841) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75808 + ... + 81140.

It is an arithmetic number, because the mean of its divisors is an integer number (15121890).

Almost surely, 2^418501842 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 418501842, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (483900480).

418501842 is an abundant number, since it is smaller than the sum of its proper divisors (549299118).

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

418501842 is a wasteful number, since it uses less digits than its factorization.

418501842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5419.

The product of its (nonzero) digits is 10240, while the sum is 33.

The square root of 418501842 is about 20457.3175660936. The cubic root of 418501842 is about 747.9957402505.

The spelling of 418501842 in words is "four hundred eighteen million, five hundred one thousand, eight hundred forty-two".