747672543 has 24 divisors (see below), whose sum is σ = 1090714560. Its totient is φ = 493516800.

The previous prime is 747672533. The next prime is 747672557. The reversal of 747672543 is 345276747.

747672543 is a `hidden beast` number, since 7 + 47 + 67 + 2 + 543 = 666.

It is not a de Polignac number, because 747672543 - 2⁶ = 747672479 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (747672533) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 414243 + ... + 416043.

It is an arithmetic number, because the mean of its divisors is an integer number (45446440).

Almost surely, 2^747672543 is an apocalyptic number.

747672543 is a deficient number, since it is larger than the sum of its proper divisors (343042017).

747672543 is a wasteful number, since it uses less digits than its factorization.

747672543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2239 (or 2236 counting only the distinct ones).

The product of its digits is 987840, while the sum is 45.

The square root of 747672543 is about 27343.6015001682. The cubic root of 747672543 is about 907.6194847570.

The spelling of 747672543 in words is "seven hundred forty-seven million, six hundred seventy-two thousand, five hundred forty-three".