806373513 has 48 divisors (see below), whose sum is σ = 1295566272. Its totient is φ = 479232000.

The previous prime is 806373511. The next prime is 806373571. The reversal of 806373513 is 315373608.

806373513 is a `hidden beast` number, since 8 + 0 + 637 + 3 + 5 + 13 = 666.

It is not a de Polignac number, because 806373513 - 2¹ = 806373511 is a prime.

It is a super-2 number, since 2×806373513² = 1300476484935922338, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (806373511) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1257673 + ... + 1258313.

It is an arithmetic number, because the mean of its divisors is an integer number (26990964).

Almost surely, 2^806373513 is an apocalyptic number.

It is an amenable number.

806373513 is a deficient number, since it is larger than the sum of its proper divisors (489192759).

806373513 is a wasteful number, since it uses less digits than its factorization.

806373513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886 (or 883 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 806373513 is about 28396.7165883663. The cubic root of 806373513 is about 930.7765176008.

The spelling of 806373513 in words is "eight hundred six million, three hundred seventy-three thousand, five hundred thirteen".