761028636 has 12 divisors (see below), whose sum is σ = 1775733512. Its totient is φ = 253676208.

The previous prime is 761028629. The next prime is 761028659. The reversal of 761028636 is 636820167.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 761028594 and 761028603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31709515 + ... + 31709538.

Almost surely, 2^761028636 is an apocalyptic number.

It is an amenable number.

761028636 is an abundant number, since it is smaller than the sum of its proper divisors (1014704876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

761028636 is a wasteful number, since it uses less digits than its factorization.

761028636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63419060 (or 63419058 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 761028636 is about 27586.7474704794. The cubic root of 761028636 is about 912.9920577770.

The spelling of 761028636 in words is "seven hundred sixty-one million, twenty-eight thousand, six hundred thirty-six".