40768044 has 24 divisors (see below), whose sum is σ = 96070128. Its totient is φ = 13454400.

The previous prime is 40768031. The next prime is 40768051. The reversal of 40768044 is 44086704.

It is a junction number, because it is equal to n+sod(n) for n = 40767996 and 40768014.

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, 15607 + ... + 18030.

It is an arithmetic number, because the mean of its divisors is an integer number (4002922).

Almost surely, 2^40768044 is an apocalyptic number.

It is an amenable number.

40768044 is an abundant number, since it is smaller than the sum of its proper divisors (55302084).

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

40768044 is a wasteful number, since it uses less digits than its factorization.

40768044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33745 (or 33743 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 40768044 is about 6384.9858261393. The cubic root of 40768044 is about 344.1702217764.

The spelling of 40768044 in words is "forty million, seven hundred sixty-eight thousand, forty-four".