746646 has 16 divisors (see below), whose sum is σ = 1508544. Its totient is φ = 246344.

The previous prime is 746597. The next prime is 746653. The reversal of 746646 is 646647.

746646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61 + ... + 1223.

It is an arithmetic number, because the mean of its divisors is an integer number (94284).

2⁷⁴⁶⁶⁴⁶ is an apocalyptic number.

746646 is an abundant number, since it is smaller than the sum of its proper divisors (761898).

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

746646 is a wasteful number, since it uses less digits than its factorization.

746646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275.

The product of its digits is 24192, while the sum is 33.

The square root of 746646 is about 864.0868011953. The cubic root of 746646 is about 90.7203911937.

Subtracting from 746646 its reverse (646647), we obtain a palindrome (99999).

The spelling of 746646 in words is "seven hundred forty-six thousand, six hundred forty-six".