3646254813 has 8 divisors (see below), whose sum is σ = 5018501376. Its totient is φ = 2352422400.

The previous prime is 3646254797. The next prime is 3646254827. The reversal of 3646254813 is 3184526463.

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

It is not a de Polignac number, because 3646254813 - 2⁴ = 3646254797 is a prime.

It is a super-2 number, since 2×3646254813² = 26590348322651329938, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3646254893) 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, 19603428 + ... + 19603613.

It is an arithmetic number, because the mean of its divisors is an integer number (627312672).

Almost surely, 2^3646254813 is an apocalyptic number.

It is an amenable number.

3646254813 is a deficient number, since it is larger than the sum of its proper divisors (1372246563).

3646254813 is a wasteful number, since it uses less digits than its factorization.

3646254813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39207075.

The product of its digits is 414720, while the sum is 42.

The square root of 3646254813 is about 60384.2265248136. The cubic root of 3646254813 is about 1539.1549325746.

The spelling of 3646254813 in words is "three billion, six hundred forty-six million, two hundred fifty-four thousand, eight hundred thirteen".