78036632 has 8 divisors (see below), whose sum is σ = 146318700. Its totient is φ = 39018312.

The previous prime is 78036619. The next prime is 78036659. The reversal of 78036632 is 23663087.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 78036592 and 78036601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4877282 + ... + 4877297.

Almost surely, 2^78036632 is an apocalyptic number.

It is an amenable number.

78036632 is a deficient number, since it is larger than the sum of its proper divisors (68282068).

78036632 is a wasteful number, since it uses less digits than its factorization.

78036632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9754585 (or 9754581 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 78036632 is about 8833.8345015061. The cubic root of 78036632 is about 427.3327448950.

The spelling of 78036632 in words is "seventy-eight million, thirty-six thousand, six hundred thirty-two".