426181146 has 8 divisors (see below), whose sum is σ = 852362304. Its totient is φ = 142060380.

The previous prime is 426181141. The next prime is 426181163. The reversal of 426181146 is 641181624.

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

426181146 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (426181141) 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, 35515090 + ... + 35515101.

It is an arithmetic number, because the mean of its divisors is an integer number (106545288).

Almost surely, 2^426181146 is an apocalyptic number.

426181146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

426181146 is a wasteful number, since it uses less digits than its factorization.

426181146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71030196.

The product of its digits is 9216, while the sum is 33.

The square root of 426181146 is about 20644.1552503366. The cubic root of 426181146 is about 752.5431569455.

The spelling of 426181146 in words is "four hundred twenty-six million, one hundred eighty-one thousand, one hundred forty-six".