40947037 has 8 divisors (see below), whose sum is σ = 41457920. Its totient is φ = 40439520.

The previous prime is 40947029. The next prime is 40947077. The reversal of 40947037 is 73074904.

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

It is a cyclic number.

It is not a de Polignac number, because 40947037 - 2³ = 40947029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40946993 and 40947011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40947007) 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, 30337 + ... + 31657.

It is an arithmetic number, because the mean of its divisors is an integer number (5182240).

Almost surely, 2^40947037 is an apocalyptic number.

It is an amenable number.

40947037 is a deficient number, since it is larger than the sum of its proper divisors (510883).

40947037 is a wasteful number, since it uses less digits than its factorization.

40947037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1683.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 40947037 is about 6398.9871854849. The cubic root of 40947037 is about 344.6731820671.

The spelling of 40947037 in words is "forty million, nine hundred forty-seven thousand, thirty-seven".