745662 has 8 divisors (see below), whose sum is σ = 1491336. Its totient is φ = 248552.

The previous prime is 745649. The next prime is 745673. The reversal of 745662 is 266547.

It is a sphenic number, since it is the product of 3 distinct primes.

745662 is an admirable number.

It is an Ulam number.

It is a d-powerful number, because it can be written as 7⁶ + 4⁹ + 6⁵ + 5⁷ + 6⁷ + 2⁵ .

It is a congruent number.

It is an unprimeable number.

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, 62133 + ... + 62144.

It is an arithmetic number, because the mean of its divisors is an integer number (186417).

2⁷⁴⁵⁶⁶² is an apocalyptic number.

745662 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

745662 is a wasteful number, since it uses less digits than its factorization.

745662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124282.

The product of its digits is 10080, while the sum is 30.

The square root of 745662 is about 863.5172262323. The cubic root of 745662 is about 90.6805203984.

The spelling of 745662 in words is "seven hundred forty-five thousand, six hundred sixty-two".