40216253 has 8 divisors (see below), whose sum is σ = 50139840. Its totient is φ = 31337280.

The previous prime is 40216219. The next prime is 40216273. The reversal of 40216253 is 35261204.

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

It is a cyclic number.

It is not a de Polignac number, because 40216253 - 2⁸ = 40215997 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 (40216273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261068 + ... + 261221.

It is an arithmetic number, because the mean of its divisors is an integer number (6267480).

Almost surely, 2^40216253 is an apocalyptic number.

It is an amenable number.

40216253 is a deficient number, since it is larger than the sum of its proper divisors (9923587).

40216253 is a wasteful number, since it uses less digits than its factorization.

40216253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522307.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 40216253 is about 6341.6285763201. The cubic root of 40216253 is about 342.6103943782.

Adding to 40216253 its reverse (35261204), we get a palindrome (75477457).

The spelling of 40216253 in words is "forty million, two hundred sixteen thousand, two hundred fifty-three".