40381295 has 8 divisors (see below), whose sum is σ = 48565440. Its totient is φ = 32233120.

The previous prime is 40381291. The next prime is 40381309. The reversal of 40381295 is 59218304.

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

It is not a de Polignac number, because 40381295 - 2² = 40381291 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40381291) 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, 6455 + ... + 11064.

It is an arithmetic number, because the mean of its divisors is an integer number (6070680).

Almost surely, 2^40381295 is an apocalyptic number.

40381295 is a deficient number, since it is larger than the sum of its proper divisors (8184145).

40381295 is a wasteful number, since it uses less digits than its factorization.

40381295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17985.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 40381295 is about 6354.6278411879. The cubic root of 40381295 is about 343.0784301038.

Adding to 40381295 its reverse (59218304), we get a palindrome (99599599).

The spelling of 40381295 in words is "forty million, three hundred eighty-one thousand, two hundred ninety-five".