40147395 has 8 divisors (see below), whose sum is σ = 64235856. Its totient is φ = 21411936.

The previous prime is 40147391. The next prime is 40147403. The reversal of 40147395 is 59374104.

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

It is not a de Polignac number, because 40147395 - 2² = 40147391 is a prime.

It is a super-2 number, since 2×40147395² = 3223626650572050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40147391) 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, 1338232 + ... + 1338261.

It is an arithmetic number, because the mean of its divisors is an integer number (8029482).

Almost surely, 2^40147395 is an apocalyptic number.

40147395 is a deficient number, since it is larger than the sum of its proper divisors (24088461).

40147395 is a wasteful number, since it uses less digits than its factorization.

40147395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2676501.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 40147395 is about 6336.1972033705. The cubic root of 40147395 is about 342.4147442618.

The spelling of 40147395 in words is "forty million, one hundred forty-seven thousand, three hundred ninety-five".