724462493 has 2 divisors, whose sum is σ = 724462494. Its totient is φ = 724462492.

The previous prime is 724462489. The next prime is 724462499. The reversal of 724462493 is 394264427.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 633126244 + 91336249 = 25162^2 + 9557^2 .

It is a cyclic number.

It is not a de Polignac number, because 724462493 - 2² = 724462489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 724462493.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (724462499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362231246 + 362231247.

It is an arithmetic number, because the mean of its divisors is an integer number (362231247).

Almost surely, 2^724462493 is an apocalyptic number.

It is an amenable number.

724462493 is a deficient number, since it is larger than the sum of its proper divisors (1).

724462493 is an equidigital number, since it uses as much as digits as its factorization.

724462493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 41.

The square root of 724462493 is about 26915.8409305747. The cubic root of 724462493 is about 898.1288255383.

The spelling of 724462493 in words is "seven hundred twenty-four million, four hundred sixty-two thousand, four hundred ninety-three".