747047725 has 12 divisors (see below), whose sum is σ = 937502496. Its totient is φ = 590436080.

The previous prime is 747047683. The next prime is 747047771. The reversal of 747047725 is 527740747.

It is a de Polignac number, because none of the positive numbers 2^k-747047725 is a prime.

It is a super-3 number, since 3×747047725³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 177937 + ... + 182086.

It is an arithmetic number, because the mean of its divisors is an integer number (78125208).

Almost surely, 2^747047725 is an apocalyptic number.

It is an amenable number.

747047725 is a deficient number, since it is larger than the sum of its proper divisors (190454771).

747047725 is a wasteful number, since it uses less digits than its factorization.

747047725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360116 (or 360111 counting only the distinct ones).

The product of its (nonzero) digits is 384160, while the sum is 43.

The square root of 747047725 is about 27332.1738067063. The cubic root of 747047725 is about 907.3665865949.

The spelling of 747047725 in words is "seven hundred forty-seven million, forty-seven thousand, seven hundred twenty-five".