22040678 has 16 divisors (see below), whose sum is σ = 37042704. Its totient is φ = 9747360.

The previous prime is 22040663. The next prime is 22040699. The reversal of 22040678 is 87604022.

It is a self number, because there is not a number n which added to its sum of digits gives 22040678.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12725 + ... + 14352.

It is an arithmetic number, because the mean of its divisors is an integer number (2315169).

Almost surely, 2^22040678 is an apocalyptic number.

22040678 is a deficient number, since it is larger than the sum of its proper divisors (15002026).

22040678 is a wasteful number, since it uses less digits than its factorization.

22040678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27127.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 22040678 is about 4694.7500465946. The cubic root of 22040678 is about 280.3765257587.

The spelling of 22040678 in words is "twenty-two million, forty thousand, six hundred seventy-eight".