3643723497 has 8 divisors (see below), whose sum is σ = 4858981344. Its totient is φ = 2428807328.

The previous prime is 3643723493. The next prime is 3643723513. The reversal of 3643723497 is 7943273463.

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 3643723497 - 2² = 3643723493 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3643723493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59403 + ... + 104000.

It is an arithmetic number, because the mean of its divisors is an integer number (607372668).

Almost surely, 2^3643723497 is an apocalyptic number.

It is an amenable number.

3643723497 is a deficient number, since it is larger than the sum of its proper divisors (1215257847).

3643723497 is a wasteful number, since it uses less digits than its factorization.

3643723497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170839.

The product of its digits is 2286144, while the sum is 48.

The square root of 3643723497 is about 60363.2628094274. The cubic root of 3643723497 is about 1538.7986775823.

The spelling of 3643723497 in words is "three billion, six hundred forty-three million, seven hundred twenty-three thousand, four hundred ninety-seven".