747238 has 8 divisors (see below), whose sum is σ = 1125432. Its totient is φ = 372096.

The previous prime is 747223. The next prime is 747239. The reversal of 747238 is 832747.

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

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 (747239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6 + ... + 1222.

It is an arithmetic number, because the mean of its divisors is an integer number (140679).

2⁷⁴⁷²³⁸ is an apocalyptic number.

747238 is a deficient number, since it is larger than the sum of its proper divisors (378194).

747238 is a wasteful number, since it uses less digits than its factorization.

747238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1526.

The product of its digits is 9408, while the sum is 31.

The square root of 747238 is about 864.4292914982. The cubic root of 747238 is about 90.7443616266.

The spelling of 747238 in words is "seven hundred forty-seven thousand, two hundred thirty-eight".