40223366 has 16 divisors (see below), whose sum is σ = 64662624. Its totient is φ = 18716544.

The previous prime is 40223363. The next prime is 40223369. The reversal of 40223366 is 66332204.

It is an interprime number because it is at equal distance from previous prime (40223363) and next prime (40223369).

It is a Curzon number.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40223363) by changing a digit.

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, 10115 + ... + 13518.

It is an arithmetic number, because the mean of its divisors is an integer number (4041414).

Almost surely, 2^40223366 is an apocalyptic number.

40223366 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

40223366 is a deficient number, since it is larger than the sum of its proper divisors (24439258).

40223366 is a wasteful number, since it uses less digits than its factorization.

40223366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23695.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 40223366 is about 6342.1893696105. The cubic root of 40223366 is about 342.6305922161.

The spelling of 40223366 in words is "forty million, two hundred twenty-three thousand, three hundred sixty-six".