40234541 has 4 divisors (see below), whose sum is σ = 41170272. Its totient is φ = 39298812.

The previous prime is 40234511. The next prime is 40234543. The reversal of 40234541 is 14543204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40234541 - 2⁶ = 40234477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40234543) 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, 467801 + ... + 467886.

It is an arithmetic number, because the mean of its divisors is an integer number (10292568).

Almost surely, 2^40234541 is an apocalyptic number.

It is an amenable number.

40234541 is a deficient number, since it is larger than the sum of its proper divisors (935731).

40234541 is an equidigital number, since it uses as much as digits as its factorization.

40234541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935730.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 40234541 is about 6343.0703133420. The cubic root of 40234541 is about 342.6623195653.

Adding to 40234541 its reverse (14543204), we get a palindrome (54777745).

It can be divided in two parts, 402 and 34541, that added together give a palindrome (34943).

The spelling of 40234541 in words is "forty million, two hundred thirty-four thousand, five hundred forty-one".