40940151 has 8 divisors (see below), whose sum is σ = 62385024. Its totient is φ = 23394360.

The previous prime is 40940147. The next prime is 40940173. The reversal of 40940151 is 15104904.

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

It is not a de Polignac number, because 40940151 - 2² = 40940147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40940191) 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, 974745 + ... + 974786.

It is an arithmetic number, because the mean of its divisors is an integer number (7798128).

Almost surely, 2^40940151 is an apocalyptic number.

40940151 is a deficient number, since it is larger than the sum of its proper divisors (21444873).

40940151 is a wasteful number, since it uses less digits than its factorization.

40940151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1949541.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 40940151 is about 6398.4491089638. The cubic root of 40940151 is about 344.6538599316.

The spelling of 40940151 in words is "forty million, nine hundred forty thousand, one hundred fifty-one".