724248106 has 4 divisors (see below), whose sum is σ = 1086372162. Its totient is φ = 362124052.

The previous prime is 724248103. The next prime is 724248131. The reversal of 724248106 is 601842427.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 699338025 + 24910081 = 26445^2 + 4991^2 .

It is not an unprimeable number, because it can be changed into a prime (724248103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181062025 + ... + 181062028.

Almost surely, 2^724248106 is an apocalyptic number.

724248106 is a deficient number, since it is larger than the sum of its proper divisors (362124056).

724248106 is a wasteful number, since it uses less digits than its factorization.

724248106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362124055.

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 724248106 is about 26911.8580926699. The cubic root of 724248106 is about 898.0402236932.

The spelling of 724248106 in words is "seven hundred twenty-four million, two hundred forty-eight thousand, one hundred six".