40848247 has 4 divisors (see below), whose sum is σ = 44561736. Its totient is φ = 37134760.

The previous prime is 40848239. The next prime is 40848251. The reversal of 40848247 is 74284804.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40848247 - 2³ = 40848239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40848277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1856728 + ... + 1856749.

It is an arithmetic number, because the mean of its divisors is an integer number (11140434).

Almost surely, 2^40848247 is an apocalyptic number.

40848247 is a deficient number, since it is larger than the sum of its proper divisors (3713489).

40848247 is a wasteful number, since it uses less digits than its factorization.

40848247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3713488.

The product of its (nonzero) digits is 57344, while the sum is 37.

The square root of 40848247 is about 6391.2633336454. The cubic root of 40848247 is about 344.3957693696.

The spelling of 40848247 in words is "forty million, eight hundred forty-eight thousand, two hundred forty-seven".