40106401 has 8 divisors (see below), whose sum is σ = 41654624. Its totient is φ = 38586240.

The previous prime is 40106399. The next prime is 40106447. The reversal of 40106401 is 10460104.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 40106401 - 2¹ = 40106399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40106461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4080 + ... + 9841.

It is an arithmetic number, because the mean of its divisors is an integer number (5206828).

Almost surely, 2^40106401 is an apocalyptic number.

It is an amenable number.

40106401 is a deficient number, since it is larger than the sum of its proper divisors (1548223).

40106401 is a wasteful number, since it uses less digits than its factorization.

40106401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14031.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 40106401 is about 6332.9614715392. The cubic root of 40106401 is about 342.2981594424.

Adding to 40106401 its reverse (10460104), we get a palindrome (50566505).

The spelling of 40106401 in words is "forty million, one hundred six thousand, four hundred one".