743459961 has 8 divisors (see below), whose sum is σ = 994783840. Its totient is φ = 493888032.

The previous prime is 743459903. The next prime is 743459971. The reversal of 743459961 is 169954347.

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

It is not a de Polignac number, because 743459961 - 2⁹ = 743459449 is a prime.

It is a super-2 number, since 2×743459961² = 1105465427220243042, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 743459961.

It is not an unprimeable number, because it can be changed into a prime (743459971) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 436996 + ... + 438693.

It is an arithmetic number, because the mean of its divisors is an integer number (124347980).

Almost surely, 2^743459961 is an apocalyptic number.

It is an amenable number.

743459961 is a deficient number, since it is larger than the sum of its proper divisors (251323879).

743459961 is a wasteful number, since it uses less digits than its factorization.

743459961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875975.

The product of its digits is 816480, while the sum is 48.

The square root of 743459961 is about 27266.4622017599. The cubic root of 743459961 is about 905.9116850794.

The spelling of 743459961 in words is "seven hundred forty-three million, four hundred fifty-nine thousand, nine hundred sixty-one".