746740 has 12 divisors (see below), whose sum is σ = 1568196. Its totient is φ = 298688.

The previous prime is 746737. The next prime is 746743. The reversal of 746740 is 47647.

It is an interprime number because it is at equal distance from previous prime (746737) and next prime (746743).

It can be written as a sum of positive squares in 2 ways, for example, as 381924 + 364816 = 618^2 + 604^2 .

It is a junction number, because it is equal to n+sod(n) for n = 746699 and 746708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (746743) 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 3 ways as a sum of consecutive naturals, for example, 18649 + ... + 18688.

It is an arithmetic number, because the mean of its divisors is an integer number (130683).

2⁷⁴⁶⁷⁴⁰ is an apocalyptic number.

It is an amenable number.

746740 is an abundant number, since it is smaller than the sum of its proper divisors (821456).

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

746740 is a wasteful number, since it uses less digits than its factorization.

746740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37346 (or 37344 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 746740 is about 864.1411921671. The cubic root of 746740 is about 90.7241981557.

The spelling of 746740 in words is "seven hundred forty-six thousand, seven hundred forty".