40890367 has 4 divisors (see below), whose sum is σ = 46731856. Its totient is φ = 35048880.

The previous prime is 40890361. The next prime is 40890383. The reversal of 40890367 is 76309804.

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

It is a cyclic number.

It is not a de Polignac number, because 40890367 - 2²³ = 32501759 is a prime.

It is a super-2 number, since 2×40890367² = 3344044226789378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40890361) 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, 2920734 + ... + 2920747.

It is an arithmetic number, because the mean of its divisors is an integer number (11682964).

Almost surely, 2^40890367 is an apocalyptic number.

40890367 is a deficient number, since it is larger than the sum of its proper divisors (5841489).

40890367 is an equidigital number, since it uses as much as digits as its factorization.

40890367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5841488.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 40890367 is about 6394.5576078412. The cubic root of 40890367 is about 344.5141013900.

The spelling of 40890367 in words is "forty million, eight hundred ninety thousand, three hundred sixty-seven".