745100 has 18 divisors (see below), whose sum is σ = 1617084. Its totient is φ = 298000.

The previous prime is 745067. The next prime is 745103. The reversal of 745100 is 1547.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (745103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3626 + ... + 3825.

It is an arithmetic number, because the mean of its divisors is an integer number (89838).

2⁷⁴⁵¹⁰⁰ is an apocalyptic number.

It is an amenable number.

745100 is an abundant number, since it is smaller than the sum of its proper divisors (871984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

745100 is a wasteful number, since it uses less digits than its factorization.

745100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7465 (or 7458 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 745100 is about 863.1917515825. The cubic root of 745100 is about 90.6577329241.

Adding to 745100 its reverse (1547), we get a palindrome (746647).

The spelling of 745100 in words is "seven hundred forty-five thousand, one hundred".