732763621 has 2 divisors, whose sum is σ = 732763622. Its totient is φ = 732763620.

The previous prime is 732763613. The next prime is 732763663. The reversal of 732763621 is 126367237.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 708890625 + 23872996 = 26625^2 + 4886^2 .

It is an emirp because it is prime and its reverse (126367237) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 732763621 - 2³ = 732763613 is a prime.

It is a super-2 number, since 2×732763621² = 1073885048522063282, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (732763921) by changing a digit.

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 as a sum of consecutive naturals, namely, 366381810 + 366381811.

It is an arithmetic number, because the mean of its divisors is an integer number (366381811).

Almost surely, 2^732763621 is an apocalyptic number.

It is an amenable number.

732763621 is a deficient number, since it is larger than the sum of its proper divisors (1).

732763621 is an equidigital number, since it uses as much as digits as its factorization.

732763621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 63504, while the sum is 37.

The square root of 732763621 is about 27069.6069605748. The cubic root of 732763621 is about 901.5461574797.

The spelling of 732763621 in words is "seven hundred thirty-two million, seven hundred sixty-three thousand, six hundred twenty-one".