746512 has 40 divisors (see below), whose sum is σ = 1616216. Its totient is φ = 331776.

The previous prime is 746509. The next prime is 746531. The reversal of 746512 is 215647.

It can be written as a sum of positive squares in 4 ways, for example, as 112896 + 633616 = 336^2 + 796^2 .

It is a super-2 number, since 2×746512² = 1114560332288, which contains 22 as substring.

It is an Ulam number.

It is a nialpdrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7648 + ... + 7744.

2⁷⁴⁶⁵¹² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 746512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (808108).

746512 is an abundant number, since it is smaller than the sum of its proper divisors (869704).

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

746512 is a wasteful number, since it uses less digits than its factorization.

746512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155 (or 149 counting only the distinct ones).

The product of its digits is 1680, while the sum is 25.

The square root of 746512 is about 864.0092592096. The cubic root of 746512 is about 90.7149636953.

The spelling of 746512 in words is "seven hundred forty-six thousand, five hundred twelve".