746649 has 12 divisors (see below), whose sum is σ = 1125696. Its totient is φ = 475992.

The previous prime is 746597. The next prime is 746653. The reversal of 746649 is 946647.

746649 is a `hidden beast` number, since 7 + 4 + 6 + 649 = 666.

746649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 746649 - 2¹³ = 738457 is a prime.

It is a Curzon number.

746649 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (746659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1597 + ... + 2010.

It is an arithmetic number, because the mean of its divisors is an integer number (93808).

2⁷⁴⁶⁶⁴⁹ is an apocalyptic number.

It is an amenable number.

746649 is a deficient number, since it is larger than the sum of its proper divisors (379047).

746649 is a wasteful number, since it uses less digits than its factorization.

746649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3636 (or 3633 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 746649 is about 864.0885371303. The cubic root of 746649 is about 90.7205126974.

It can be divided in two parts, 7 and 46649, that added together give a 6-th power (46656 = 6⁶).

The spelling of 746649 in words is "seven hundred forty-six thousand, six hundred forty-nine".