725078336 has 14 divisors (see below), whose sum is σ = 1438827450. Its totient is φ = 362539136.

The previous prime is 725078311. The next prime is 725078357. The reversal of 725078336 is 633870527.

It can be written as a sum of positive squares in only one way, i.e., 682254400 + 42823936 = 26120^2 + 6544^2 .

It is a junction number, because it is equal to n+sod(n) for n = 725078293 and 725078302.

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, 5664611 + ... + 5664738.

Almost surely, 2^725078336 is an apocalyptic number.

It is an amenable number.

725078336 is a deficient number, since it is larger than the sum of its proper divisors (713749114).

725078336 is a wasteful number, since it uses less digits than its factorization.

725078336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11329361 (or 11329351 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 725078336 is about 26927.2786593818. The cubic root of 725078336 is about 898.3832439075.

The spelling of 725078336 in words is "seven hundred twenty-five million, seventy-eight thousand, three hundred thirty-six".