40747065 has 8 divisors (see below), whose sum is σ = 65195328. Its totient is φ = 21731760.

The previous prime is 40747037. The next prime is 40747087. The reversal of 40747065 is 56074704.

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

It is not a de Polignac number, because 40747065 - 2⁵ = 40747033 is a prime.

It is a super-2 number, since 2×40747065² = 3320646612228450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1358221 + ... + 1358250.

It is an arithmetic number, because the mean of its divisors is an integer number (8149416).

Almost surely, 2^40747065 is an apocalyptic number.

It is an amenable number.

40747065 is a deficient number, since it is larger than the sum of its proper divisors (24448263).

40747065 is a wasteful number, since it uses less digits than its factorization.

40747065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2716479.

The product of its (nonzero) digits is 23520, while the sum is 33.

The square root of 40747065 is about 6383.3427763203. The cubic root of 40747065 is about 344.1111756442. Note that the first 4 decimals are identical.

The spelling of 40747065 in words is "forty million, seven hundred forty-seven thousand, sixty-five".