3405252401 has 8 divisors (see below), whose sum is σ = 3437758464. Its totient is φ = 3372788160.

The previous prime is 3405252391. The next prime is 3405252427. The reversal of 3405252401 is 1042525043.

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 a de Polignac number, because none of the positive numbers 2^k-3405252401 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3405252451) 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, 167456 + ... + 186686.

It is an arithmetic number, because the mean of its divisors is an integer number (429719808).

Almost surely, 2^3405252401 is an apocalyptic number.

It is an amenable number.

3405252401 is a deficient number, since it is larger than the sum of its proper divisors (32506063).

3405252401 is a wasteful number, since it uses less digits than its factorization.

3405252401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20911.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 3405252401 is about 58354.5405345634. The cubic root of 3405252401 is about 1504.4685122322.

Adding to 3405252401 its reverse (1042525043), we get a palindrome (4447777444).

The spelling of 3405252401 in words is "three billion, four hundred five million, two hundred fifty-two thousand, four hundred one".