40053270 has 32 divisors (see below), whose sum is σ = 97567488. Its totient is φ = 10520928.

The previous prime is 40053257. The next prime is 40053323. The reversal of 40053270 is 7235004.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7954 + ... + 11973.

It is an arithmetic number, because the mean of its divisors is an integer number (3048984).

Almost surely, 2^40053270 is an apocalyptic number.

40053270 is an abundant number, since it is smaller than the sum of its proper divisors (57514218).

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

40053270 is a wasteful number, since it uses less digits than its factorization.

40053270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20004.

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 40053270 is about 6328.7652824228. The cubic root of 40053270 is about 342.1469393554.

Adding to 40053270 its reverse (7235004), we get a palindrome (47288274).

The spelling of 40053270 in words is "forty million, fifty-three thousand, two hundred seventy".