732238945 has 4 divisors (see below), whose sum is σ = 878686740. Its totient is φ = 585791152.

The previous prime is 732238919. The next prime is 732238957. The reversal of 732238945 is 549832237.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 552062016 + 180176929 = 23496^2 + 13423^2 .

It is a cyclic number.

It is not a de Polignac number, because 732238945 - 2²¹ = 730141793 is a prime.

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, 73223890 + ... + 73223899.

It is an arithmetic number, because the mean of its divisors is an integer number (219671685).

Almost surely, 2^732238945 is an apocalyptic number.

It is an amenable number.

732238945 is a deficient number, since it is larger than the sum of its proper divisors (146447795).

732238945 is a wasteful number, since it uses less digits than its factorization.

732238945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146447794.

The product of its digits is 362880, while the sum is 43.

The square root of 732238945 is about 27059.9139872986. The cubic root of 732238945 is about 901.3309300126.

The spelling of 732238945 in words is "seven hundred thirty-two million, two hundred thirty-eight thousand, nine hundred forty-five".