747027449 has 8 divisors (see below), whose sum is σ = 853911360. Its totient is φ = 640184976.

The previous prime is 747027403. The next prime is 747027487. The reversal of 747027449 is 944720747.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 747027449 - 2¹² = 747023353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (747021449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61862 + ... + 72944.

It is an arithmetic number, because the mean of its divisors is an integer number (106738920).

Almost surely, 2^747027449 is an apocalyptic number.

It is an amenable number.

747027449 is a deficient number, since it is larger than the sum of its proper divisors (106883911).

747027449 is a wasteful number, since it uses less digits than its factorization.

747027449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20719.

The product of its (nonzero) digits is 395136, while the sum is 44.

The square root of 747027449 is about 27331.8028860154. The cubic root of 747027449 is about 907.3583774222.

The spelling of 747027449 in words is "seven hundred forty-seven million, twenty-seven thousand, four hundred forty-nine".