747238481 has 8 divisors (see below), whose sum is σ = 828986400. Its totient is φ = 667793440.

The previous prime is 747238469. The next prime is 747238487. The reversal of 747238481 is 184832747.

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 747238481 - 2¹⁰ = 747237457 is a prime.

It is a super-2 number, since 2×747238481² = 1116730694974374722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (747238487) 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, 575036 + ... + 576333.

It is an arithmetic number, because the mean of its divisors is an integer number (103623300).

Almost surely, 2^747238481 is an apocalyptic number.

It is an amenable number.

747238481 is a deficient number, since it is larger than the sum of its proper divisors (81747919).

747238481 is a wasteful number, since it uses less digits than its factorization.

747238481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151439.

The product of its digits is 301056, while the sum is 44.

The square root of 747238481 is about 27335.6631710299. The cubic root of 747238481 is about 907.4438109741.

The spelling of 747238481 in words is "seven hundred forty-seven million, two hundred thirty-eight thousand, four hundred eighty-one".