40350506 has 8 divisors (see below), whose sum is σ = 69172320. Its totient is φ = 17293068.

The previous prime is 40350491. The next prime is 40350521. The reversal of 40350506 is 60505304.

It is an interprime number because it is at equal distance from previous prime (40350491) and next prime (40350521).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1441076 + ... + 1441103.

It is an arithmetic number, because the mean of its divisors is an integer number (8646540).

Almost surely, 2^40350506 is an apocalyptic number.

40350506 is a deficient number, since it is larger than the sum of its proper divisors (28821814).

40350506 is a wasteful number, since it uses less digits than its factorization.

40350506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2882188.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 40350506 is about 6352.2048140783. The cubic root of 40350506 is about 342.9912137532.

The spelling of 40350506 in words is "forty million, three hundred fifty thousand, five hundred six".