40223667 has 24 divisors (see below), whose sum is σ = 60999120. Its totient is φ = 23531200.

The previous prime is 40223641. The next prime is 40223693. The reversal of 40223667 is 76632204.

It is an interprime number because it is at equal distance from previous prime (40223641) and next prime (40223693).

It is not a de Polignac number, because 40223667 - 2⁷ = 40223539 is a prime.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (40223867) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8617 + ... + 12437.

It is an arithmetic number, because the mean of its divisors is an integer number (2541630).

Almost surely, 2^40223667 is an apocalyptic number.

40223667 is a deficient number, since it is larger than the sum of its proper divisors (20775453).

40223667 is a wasteful number, since it uses less digits than its factorization.

40223667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3875 (or 3864 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 40223667 is about 6342.2130995418. The cubic root of 40223667 is about 342.6314468732.

The spelling of 40223667 in words is "forty million, two hundred twenty-three thousand, six hundred sixty-seven".