40224234 has 16 divisors (see below), whose sum is σ = 80612640. Its totient is φ = 13380720.

The previous prime is 40224229. The next prime is 40224257. The reversal of 40224234 is 43242204.

It is a self number, because there is not a number n which added to its sum of digits gives 40224234.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3532 + ... + 9639.

It is an arithmetic number, because the mean of its divisors is an integer number (5038290).

Almost surely, 2^40224234 is an apocalyptic number.

40224234 is an abundant number, since it is smaller than the sum of its proper divisors (40388406).

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

40224234 is a wasteful number, since it uses less digits than its factorization.

40224234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13685.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 40224234 is about 6342.2577998691. The cubic root of 40224234 is about 342.6330567970.

Adding to 40224234 its reverse (43242204), we get a palindrome (83466438).

It can be divided in two parts, 4022 and 4234, that added together give a triangular number (8256 = T₁₂₈).

The spelling of 40224234 in words is "forty million, two hundred twenty-four thousand, two hundred thirty-four".