40671234 has 20 divisors (see below), whose sum is σ = 91134054. Its totient is φ = 13557024.

The previous prime is 40671217. The next prime is 40671263. The reversal of 40671234 is 43217604.

It can be written as a sum of positive squares in only one way, i.e., 26040609 + 14630625 = 5103^2 + 3825^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 40671198 and 40671207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 125367 + ... + 125690.

Almost surely, 2^40671234 is an apocalyptic number.

40671234 is an abundant number, since it is smaller than the sum of its proper divisors (50462820).

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

40671234 is a wasteful number, since it uses less digits than its factorization.

40671234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251071 (or 251062 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 40671234 is about 6377.4002540220. The cubic root of 40671234 is about 343.8975774490.

Adding to 40671234 its reverse (43217604), we get a palindrome (83888838).

The spelling of 40671234 in words is "forty million, six hundred seventy-one thousand, two hundred thirty-four".