401900034 has 8 divisors (see below), whose sum is σ = 803800080. Its totient is φ = 133966676.

The previous prime is 401900033. The next prime is 401900039. The reversal of 401900034 is 430009104.

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

401900034 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (401900033) 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, 33491664 + ... + 33491675.

It is an arithmetic number, because the mean of its divisors is an integer number (100475010).

Almost surely, 2^401900034 is an apocalyptic number.

401900034 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.

401900034 is a wasteful number, since it uses less digits than its factorization.

401900034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66983344.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 401900034 is about 20047.4445753068. Note that the first 3 decimals coincide. The cubic root of 401900034 is about 737.9710882395.

Adding to 401900034 its reverse (430009104), we get a palindrome (831909138).

The spelling of 401900034 in words is "four hundred one million, nine hundred thousand, thirty-four".