735240641 has 8 divisors (see below), whose sum is σ = 739985064. Its totient is φ = 730506240.

The previous prime is 735240637. The next prime is 735240679. The reversal of 735240641 is 146042537.

735240641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 297217600 + 438023041 = 17240^2 + 20929^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 735240641 - 2² = 735240637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 735240598 and 735240607.

It is not an unprimeable number, because it can be changed into a prime (735240041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190511 + ... + 194331.

It is an arithmetic number, because the mean of its divisors is an integer number (92498133).

Almost surely, 2^735240641 is an apocalyptic number.

It is an amenable number.

735240641 is a deficient number, since it is larger than the sum of its proper divisors (4744423).

735240641 is a wasteful number, since it uses less digits than its factorization.

735240641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5011.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 735240641 is about 27115.3211487528. The cubic root of 735240641 is about 902.5608713736.

The spelling of 735240641 in words is "seven hundred thirty-five million, two hundred forty thousand, six hundred forty-one".