746240 has 72 divisors (see below), whose sum is σ = 1986768. Its totient is φ = 266240.

The previous prime is 746233. The next prime is 746243. The reversal of 746240 is 42647.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (746243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14054 + ... + 14106.

It is an arithmetic number, because the mean of its divisors is an integer number (27594).

2⁷⁴⁶²⁴⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 746240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (993384).

746240 is an abundant number, since it is smaller than the sum of its proper divisors (1240528).

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

746240 is a wasteful number, since it uses less digits than its factorization.

746240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85 (or 71 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 746240 is about 863.8518391484. The cubic root of 746240 is about 90.7039446862.

Adding to 746240 its reverse (42647), we get a palindrome (788887).

The spelling of 746240 in words is "seven hundred forty-six thousand, two hundred forty".