40225253 has 16 divisors (see below), whose sum is σ = 42816576. Its totient is φ = 37739520.

The previous prime is 40225249. The next prime is 40225271. The reversal of 40225253 is 35252204.

It is a cyclic number.

It is not a de Polignac number, because 40225253 - 2² = 40225249 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 (40225243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208325 + ... + 208517.

It is an arithmetic number, because the mean of its divisors is an integer number (2676036).

Almost surely, 2^40225253 is an apocalyptic number.

40225253 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

40225253 is a deficient number, since it is larger than the sum of its proper divisors (2591323).

40225253 is a wasteful number, since it uses less digits than its factorization.

40225253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 40225253 is about 6342.3381335277. The cubic root of 40225253 is about 342.6359500788.

Adding to 40225253 its reverse (35252204), we get a palindrome (75477457).

The spelling of 40225253 in words is "forty million, two hundred twenty-five thousand, two hundred fifty-three".