513726236 has 12 divisors (see below), whose sum is σ = 899410680. Its totient is φ = 256751760.

The previous prime is 513726211. The next prime is 513726287. The reversal of 513726236 is 632627315.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 513726196 and 513726205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16991 + ... + 36278.

It is an arithmetic number, because the mean of its divisors is an integer number (74950890).

Almost surely, 2^513726236 is an apocalyptic number.

It is an amenable number.

513726236 is a deficient number, since it is larger than the sum of its proper divisors (385684444).

513726236 is a wasteful number, since it uses less digits than its factorization.

513726236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55684 (or 55682 counting only the distinct ones).

The product of its digits is 45360, while the sum is 35.

The square root of 513726236 is about 22665.5296871703. The cubic root of 513726236 is about 800.8980727045.

The spelling of 513726236 in words is "five hundred thirteen million, seven hundred twenty-six thousand, two hundred thirty-six".