742665532 has 12 divisors (see below), whose sum is σ = 1485331120. Its totient is φ = 318285216.

The previous prime is 742665529. The next prime is 742665551. The reversal of 742665532 is 235566247.

742665532 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13261857 + ... + 13261912.

Almost surely, 2^742665532 is an apocalyptic number.

It is an amenable number.

742665532 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.

742665532 is a wasteful number, since it uses less digits than its factorization.

742665532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26523780 (or 26523778 counting only the distinct ones).

The product of its digits is 302400, while the sum is 40.

The square root of 742665532 is about 27251.8904298399. The cubic root of 742665532 is about 905.5888974627.

The spelling of 742665532 in words is "seven hundred forty-two million, six hundred sixty-five thousand, five hundred thirty-two".