40038801 has 16 divisors (see below), whose sum is σ = 58477248. Its totient is φ = 24166400.

The previous prime is 40038799. The next prime is 40038809. The reversal of 40038801 is 10883004.

It is a cyclic number.

It is not a de Polignac number, because 40038801 - 2¹ = 40038799 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40038809) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6121 + ... + 10841.

It is an arithmetic number, because the mean of its divisors is an integer number (3654828).

Almost surely, 2^40038801 is an apocalyptic number.

It is an amenable number.

40038801 is a deficient number, since it is larger than the sum of its proper divisors (18438447).

40038801 is a wasteful number, since it uses less digits than its factorization.

40038801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4992.

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 40038801 is about 6327.6220651995. The cubic root of 40038801 is about 342.1057348936.

The spelling of 40038801 in words is "forty million, thirty-eight thousand, eight hundred one".