813935465 has 8 divisors (see below), whose sum is σ = 1116254400. Its totient is φ = 558127152.

The previous prime is 813935449. The next prime is 813935483. The reversal of 813935465 is 564539318.

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 813935465 - 2⁴ = 813935449 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11627615 + ... + 11627684.

It is an arithmetic number, because the mean of its divisors is an integer number (139531800).

Almost surely, 2^813935465 is an apocalyptic number.

It is an amenable number.

813935465 is a deficient number, since it is larger than the sum of its proper divisors (302318935).

813935465 is a wasteful number, since it uses less digits than its factorization.

813935465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23255311.

The product of its digits is 388800, while the sum is 44.

The square root of 813935465 is about 28529.5542376673. The cubic root of 813935465 is about 933.6769929903.

The spelling of 813935465 in words is "eight hundred thirteen million, nine hundred thirty-five thousand, four hundred sixty-five".