40332157 has 8 divisors (see below), whose sum is σ = 41325696. Its totient is φ = 39344352.

The previous prime is 40332139. The next prime is 40332161. The reversal of 40332157 is 75123304.

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 40332157 - 2⁷ = 40332029 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 (40332137) 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 7 ways as a sum of consecutive naturals, for example, 15073 + ... + 17545.

It is an arithmetic number, because the mean of its divisors is an integer number (5165712).

Almost surely, 2^40332157 is an apocalyptic number.

40332157 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

40332157 is a deficient number, since it is larger than the sum of its proper divisors (993539).

40332157 is a wasteful number, since it uses less digits than its factorization.

40332157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2867.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 40332157 is about 6350.7603481788. The cubic root of 40332157 is about 342.9392152314.

The spelling of 40332157 in words is "forty million, three hundred thirty-two thousand, one hundred fifty-seven".