723836481 has 8 divisors (see below), whose sum is σ = 966029184. Its totient is φ = 482100720.

The previous prime is 723836479. The next prime is 723836497. The reversal of 723836481 is 184638327.

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

It is not a de Polignac number, because 723836481 - 2¹ = 723836479 is a prime.

It is a super-2 number, since 2×723836481² = 1047878502452926722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (723836461) 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, 110521 + ... + 116886.

It is an arithmetic number, because the mean of its divisors is an integer number (120753648).

Almost surely, 2^723836481 is an apocalyptic number.

It is an amenable number.

723836481 is a deficient number, since it is larger than the sum of its proper divisors (242192703).

723836481 is a wasteful number, since it uses less digits than its factorization.

723836481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228471.

The product of its digits is 193536, while the sum is 42.

The square root of 723836481 is about 26904.2093546716. The cubic root of 723836481 is about 897.8700583142.

The spelling of 723836481 in words is "seven hundred twenty-three million, eight hundred thirty-six thousand, four hundred eighty-one".