747078134 has 32 divisors (see below), whose sum is σ = 1278512640. Its totient is φ = 324700200.

The previous prime is 747078127. The next prime is 747078139. The reversal of 747078134 is 431870747.

747078134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 747078091 and 747078100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (747078139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 266279 + ... + 269069.

It is an arithmetic number, because the mean of its divisors is an integer number (39953520).

Almost surely, 2^747078134 is an apocalyptic number.

747078134 is a deficient number, since it is larger than the sum of its proper divisors (531434506).

747078134 is a wasteful number, since it uses less digits than its factorization.

747078134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2873 (or 2827 counting only the distinct ones).

The product of its (nonzero) digits is 131712, while the sum is 41.

The square root of 747078134 is about 27332.7300868391. The cubic root of 747078134 is about 907.3788980512.

The spelling of 747078134 in words is "seven hundred forty-seven million, seventy-eight thousand, one hundred thirty-four".