40767018 has 8 divisors (see below), whose sum is σ = 81534048. Its totient is φ = 13589004.

The previous prime is 40766987. The next prime is 40767019. The reversal of 40767018 is 81076704.

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

40767018 is an admirable number.

It is a super-2 number, since 2×40767018² = 3323899513224648, 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 40767018.

It is not an unprimeable number, because it can be changed into a prime (40767019) 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, 3397246 + ... + 3397257.

It is an arithmetic number, because the mean of its divisors is an integer number (10191756).

Almost surely, 2^40767018 is an apocalyptic number.

40767018 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40767018 is a wasteful number, since it uses less digits than its factorization.

40767018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6794508.

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 40767018 is about 6384.9054808979. The cubic root of 40767018 is about 344.1673345345.

The spelling of 40767018 in words is "forty million, seven hundred sixty-seven thousand, eighteen".