745038 has 56 divisors (see below), whose sum is σ = 1941168. Its totient is φ = 209952.
The previous prime is 745037. The next prime is 745051. The reversal of 745038 is 830547.
It is a Harshad number since it is a multiple of its sum of digits (27).
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 (745033) by changing a digit.
It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 10170 + ... + 10242.
2745038 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 745038, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (970584).
745038 is an abundant number, since it is smaller than the sum of its proper divisors (1196130).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
745038 is an equidigital number, since it uses as much as digits as its factorization.
745038 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100 (or 85 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 27.
The square root of 745038 is about 863.1558376099. The cubic root of 745038 is about 90.6552183017.
The spelling of 745038 in words is "seven hundred forty-five thousand, thirty-eight".
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