40202067 has 4 divisors (see below), whose sum is σ = 53602760. Its totient is φ = 26801376.

The previous prime is 40202051. The next prime is 40202083. The reversal of 40202067 is 76020204.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (40202051) and next prime (40202083).

It is not a de Polignac number, because 40202067 - 2⁴ = 40202051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40202047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6700342 + ... + 6700347.

It is an arithmetic number, because the mean of its divisors is an integer number (13400690).

Almost surely, 2^40202067 is an apocalyptic number.

40202067 is a deficient number, since it is larger than the sum of its proper divisors (13400693).

40202067 is a wasteful number, since it uses less digits than its factorization.

40202067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13400692.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 40202067 is about 6340.5099952606. The cubic root of 40202067 is about 342.5701051728.

The spelling of 40202067 in words is "forty million, two hundred two thousand, sixty-seven".