40019275 has 36 divisors (see below), whose sum is σ = 54817920. Its totient is φ = 28940800.

The previous prime is 40019261. The next prime is 40019279. The reversal of 40019275 is 57291004.

It is a happy number.

It is not a de Polignac number, because 40019275 - 2¹¹ = 40017227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40019279) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 209430 + ... + 209620.

It is an arithmetic number, because the mean of its divisors is an integer number (1522720).

Almost surely, 2^40019275 is an apocalyptic number.

40019275 is a deficient number, since it is larger than the sum of its proper divisors (14798645).

40019275 is a wasteful number, since it uses less digits than its factorization.

40019275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264 (or 242 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 40019275 is about 6326.0789593555. The cubic root of 40019275 is about 342.0501134914.

The spelling of 40019275 in words is "forty million, nineteen thousand, two hundred seventy-five".