747253238 has 8 divisors (see below), whose sum is σ = 1123281432. Its totient is φ = 372826096.

The previous prime is 747253163. The next prime is 747253277. The reversal of 747253238 is 832352747.

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

It is a junction number, because it is equal to n+sod(n) for n = 747253195 and 747253204.

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, 399095 + ... + 400962.

It is an arithmetic number, because the mean of its divisors is an integer number (140410179).

Almost surely, 2^747253238 is an apocalyptic number.

747253238 is a deficient number, since it is larger than the sum of its proper divisors (376028194).

747253238 is a wasteful number, since it uses less digits than its factorization.

747253238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800526.

The product of its digits is 282240, while the sum is 41.

The square root of 747253238 is about 27335.9330918116. The cubic root of 747253238 is about 907.4497845513.

The spelling of 747253238 in words is "seven hundred forty-seven million, two hundred fifty-three thousand, two hundred thirty-eight".