40201601 has 8 divisors (see below), whose sum is σ = 43907808. Its totient is φ = 36504000.

The previous prime is 40201589. The next prime is 40201639. The reversal of 40201601 is 10610204.

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 40201601 - 2⁶ = 40201537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40201661) 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, 11321 + ... + 14441.

It is an arithmetic number, because the mean of its divisors is an integer number (5488476).

Almost surely, 2^40201601 is an apocalyptic number.

It is an amenable number.

40201601 is a deficient number, since it is larger than the sum of its proper divisors (3706207).

40201601 is a wasteful number, since it uses less digits than its factorization.

40201601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4303.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 40201601 is about 6340.4732473215. The cubic root of 40201601 is about 342.5687815403.

Adding to 40201601 its reverse (10610204), we get a palindrome (50811805).

The spelling of 40201601 in words is "forty million, two hundred one thousand, six hundred one".