40234401 has 20 divisors (see below), whose sum is σ = 61129200. Its totient is φ = 26365176.

The previous prime is 40234399. The next prime is 40234421. The reversal of 40234401 is 10443204.

It is not a de Polignac number, because 40234401 - 2¹ = 40234399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40234421) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 570 + ... + 8988.

It is an arithmetic number, because the mean of its divisors is an integer number (3056460).

Almost surely, 2^40234401 is an apocalyptic number.

It is an amenable number.

40234401 is a deficient number, since it is larger than the sum of its proper divisors (20894799).

40234401 is an equidigital number, since it uses as much as digits as its factorization.

40234401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8490 (or 8481 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 40234401 is about 6343.0592776672. The cubic root of 40234401 is about 342.6619221225.

Adding to 40234401 its reverse (10443204), we get a palindrome (50677605).

The spelling of 40234401 in words is "forty million, two hundred thirty-four thousand, four hundred one".