40767240 has 32 divisors (see below), whose sum is σ = 122302080. Its totient is φ = 10871232.

The previous prime is 40767191. The next prime is 40767253. The reversal of 40767240 is 4276704.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 40767198 and 40767207.

It is an unprimeable number.

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, 169744 + ... + 169983.

It is an arithmetic number, because the mean of its divisors is an integer number (3821940).

Almost surely, 2^40767240 is an apocalyptic number.

40767240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40767240 is an abundant number, since it is smaller than the sum of its proper divisors (81534840).

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

40767240 is a wasteful number, since it uses less digits than its factorization.

40767240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339741 (or 339737 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 40767240 is about 6384.9228656265. The cubic root of 40767240 is about 344.1679592635.

The spelling of 40767240 in words is "forty million, seven hundred sixty-seven thousand, two hundred forty".