747563255 has 4 divisors (see below), whose sum is σ = 897075912. Its totient is φ = 598050600.

The previous prime is 747563237. The next prime is 747563261. The reversal of 747563255 is 552365747.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 552365747 = 83 ⋅6655009.

It is not a de Polignac number, because 747563255 - 2⁶ = 747563191 is a prime.

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 3 ways as a sum of consecutive naturals, for example, 74756321 + ... + 74756330.

It is an arithmetic number, because the mean of its divisors is an integer number (224268978).

Almost surely, 2^747563255 is an apocalyptic number.

747563255 is a deficient number, since it is larger than the sum of its proper divisors (149512657).

747563255 is a wasteful number, since it uses less digits than its factorization.

747563255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149512656.

The product of its digits is 882000, while the sum is 44.

The square root of 747563255 is about 27341.6030071391. The cubic root of 747563255 is about 907.5752600704.

The spelling of 747563255 in words is "seven hundred forty-seven million, five hundred sixty-three thousand, two hundred fifty-five".