8327401397 has 16 divisors (see below), whose sum is σ = 10242058752. Its totient is φ = 6607768320.

The previous prime is 8327401351. The next prime is 8327401463. The reversal of 8327401397 is 7931047238.

It is a cyclic number.

It is not a de Polignac number, because 8327401397 - 2⁶ = 8327401333 is a prime.

It is a super-2 number, since 2×8327401397² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8327406397) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 566333 + ... + 580850.

It is an arithmetic number, because the mean of its divisors is an integer number (640128672).

Almost surely, 2^8327401397 is an apocalyptic number.

It is an amenable number.

8327401397 is a deficient number, since it is larger than the sum of its proper divisors (1914657355).

8327401397 is a wasteful number, since it uses less digits than its factorization.

8327401397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1147268.

The product of its (nonzero) digits is 254016, while the sum is 44.

The square root of 8327401397 is about 91254.5965801175. The cubic root of 8327401397 is about 2026.9194945354.

The spelling of 8327401397 in words is "eight billion, three hundred twenty-seven million, four hundred one thousand, three hundred ninety-seven".