6320729397 has 8 divisors (see below), whose sum is σ = 8451514944. Its totient is φ = 4201881728.

The previous prime is 6320729377. The next prime is 6320729431. The reversal of 6320729397 is 7939270236.

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 6320729397 - 2¹¹ = 6320727349 is a prime.

It is a super-2 number, since 2×6320729397² = 79903240220199967218, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6320729357) 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, 2983233 + ... + 2985350.

It is an arithmetic number, because the mean of its divisors is an integer number (1056439368).

Almost surely, 2^6320729397 is an apocalyptic number.

It is an amenable number.

6320729397 is a deficient number, since it is larger than the sum of its proper divisors (2130785547).

6320729397 is a wasteful number, since it uses less digits than its factorization.

6320729397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5968939.

The product of its (nonzero) digits is 857304, while the sum is 48.

The square root of 6320729397 is about 79503.0150182998. The cubic root of 6320729397 is about 1848.9382168219.

The spelling of 6320729397 in words is "six billion, three hundred twenty million, seven hundred twenty-nine thousand, three hundred ninety-seven".