746658 has 40 divisors (see below), whose sum is σ = 1829520. Its totient is φ = 225720.

The previous prime is 746653. The next prime is 746659. The reversal of 746658 is 856647.

It is a happy number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 746658.

It is not an unprimeable number, because it can be changed into a prime (746653) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1573 + ... + 1991.

It is an arithmetic number, because the mean of its divisors is an integer number (45738).

2⁷⁴⁶⁶⁵⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 746658, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (914760).

746658 is an abundant number, since it is smaller than the sum of its proper divisors (1082862).

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

746658 is a wasteful number, since it uses less digits than its factorization.

746658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444 (or 435 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 746658 is about 864.0937449143. The cubic root of 746658 is about 90.7208772066.

It can be divided in two parts, 7 and 46658, that added together give a triangular number (46665 = T₃₀₅).

The spelling of 746658 in words is "seven hundred forty-six thousand, six hundred fifty-eight".