78054336 has 42 divisors (see below), whose sum is σ = 223730312. Its totient is φ = 26017920.

The previous prime is 78054329. The next prime is 78054359. The reversal of 78054336 is 63345087.

It is a happy number.

78054336 is a `hidden beast` number, since 7 + 80 + 543 + 36 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 78054336.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67180 + ... + 68331.

Almost surely, 2^78054336 is an apocalyptic number.

It is an amenable number.

78054336 is an abundant number, since it is smaller than the sum of its proper divisors (145675976).

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

78054336 is a wasteful number, since it uses less digits than its factorization.

78054336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135529 (or 135516 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 78054336 is about 8834.8365010338. The cubic root of 78054336 is about 427.3650584666.

The spelling of 78054336 in words is "seventy-eight million, fifty-four thousand, three hundred thirty-six".