40157327 has 8 divisors (see below), whose sum is σ = 47013792. Its totient is φ = 33580800.

The previous prime is 40157291. The next prime is 40157339. The reversal of 40157327 is 72375104.

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 40157327 - 2¹² = 40153231 is a prime.

It is a super-2 number, since 2×40157327² = 3225221823569858, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40157327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40157027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69674 + ... + 70247.

It is an arithmetic number, because the mean of its divisors is an integer number (5876724).

Almost surely, 2^40157327 is an apocalyptic number.

40157327 is a deficient number, since it is larger than the sum of its proper divisors (6856465).

40157327 is a wasteful number, since it uses less digits than its factorization.

40157327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139969.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 40157327 is about 6336.9809057626. The cubic root of 40157327 is about 342.4429784128.

The spelling of 40157327 in words is "forty million, one hundred fifty-seven thousand, three hundred twenty-seven".