40325851 has 4 divisors (see below), whose sum is σ = 41009400. Its totient is φ = 39642304.

The previous prime is 40325821. The next prime is 40325891. The reversal of 40325851 is 15852304.

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 40325851 - 2²⁵ = 6771419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40325801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 341686 + ... + 341803.

It is an arithmetic number, because the mean of its divisors is an integer number (10252350).

Almost surely, 2^40325851 is an apocalyptic number.

40325851 is a deficient number, since it is larger than the sum of its proper divisors (683549).

40325851 is an equidigital number, since it uses as much as digits as its factorization.

40325851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683548.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 40325851 is about 6350.2638527860. The cubic root of 40325851 is about 342.9213412605.

The spelling of 40325851 in words is "forty million, three hundred twenty-five thousand, eight hundred fifty-one".