732540506 has 8 divisors (see below), whose sum is σ = 1163446740. Its totient is φ = 344724928.

The previous prime is 732540499. The next prime is 732540533. The reversal of 732540506 is 605045237.

It can be written as a sum of positive squares in 2 ways, for example, as 686178025 + 46362481 = 26195^2 + 6809^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10772621 + ... + 10772688.

Almost surely, 2^732540506 is an apocalyptic number.

732540506 is a deficient number, since it is larger than the sum of its proper divisors (430906234).

732540506 is a wasteful number, since it uses less digits than its factorization.

732540506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21545328.

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 732540506 is about 27065.4855119948. The cubic root of 732540506 is about 901.4546459818.

The spelling of 732540506 in words is "seven hundred thirty-two million, five hundred forty thousand, five hundred six".