40554272 has 24 divisors (see below), whose sum is σ = 87100272. Its totient is φ = 18433600.

The previous prime is 40554271. The next prime is 40554281. The reversal of 40554272 is 27245504.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40554271) 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, 57254 + ... + 57957.

It is an arithmetic number, because the mean of its divisors is an integer number (3629178).

Almost surely, 2^40554272 is an apocalyptic number.

It is an amenable number.

40554272 is an abundant number, since it is smaller than the sum of its proper divisors (46546000).

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

40554272 is a wasteful number, since it uses less digits than its factorization.

40554272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115232 (or 115224 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 40554272 is about 6368.2236141643. The cubic root of 40554272 is about 343.5676016584.

Adding to 40554272 its reverse (27245504), we get a palindrome (67799776).

The spelling of 40554272 in words is "forty million, five hundred fifty-four thousand, two hundred seventy-two".