73724463 has 6 divisors (see below), whose sum is σ = 106490904. Its totient is φ = 49149636.

The previous prime is 73724419. The next prime is 73724471. The reversal of 73724463 is 36442737.

It is a happy number.

It is not a de Polignac number, because 73724463 - 2¹³ = 73716271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73729463) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4095795 + ... + 4095812.

It is an arithmetic number, because the mean of its divisors is an integer number (17748484).

Almost surely, 2^73724463 is an apocalyptic number.

73724463 is a deficient number, since it is larger than the sum of its proper divisors (32766441).

73724463 is a wasteful number, since it uses less digits than its factorization.

73724463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8191613 (or 8191610 counting only the distinct ones).

The product of its digits is 84672, while the sum is 36.

The square root of 73724463 is about 8586.2950683051. The cubic root of 73724463 is about 419.3119175536.

It can be divided in two parts, 737 and 24463, that added together give a triangular number (25200 = T₂₂₄).

The spelling of 73724463 in words is "seventy-three million, seven hundred twenty-four thousand, four hundred sixty-three".