124204004 has 6 divisors (see below), whose sum is σ = 217357014. Its totient is φ = 62102000.

The previous prime is 124204001. The next prime is 124204009. The reversal of 124204004 is 400402421.

It can be written as a sum of positive squares in only one way, i.e., 113379904 + 10824100 = 10648^2 + 3290^2 .

It is not an unprimeable number, because it can be changed into a prime (124204001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15525497 + ... + 15525504.

It is an arithmetic number, because the mean of its divisors is an integer number (36226169).

Almost surely, 2^124204004 is an apocalyptic number.

It is an amenable number.

124204004 is a deficient number, since it is larger than the sum of its proper divisors (93153010).

124204004 is a wasteful number, since it uses less digits than its factorization.

124204004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31051005 (or 31051003 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 124204004 is about 11144.6850112509. The cubic root of 124204004 is about 498.9364111618.

Adding to 124204004 its reverse (400402421), we get a palindrome (524606425).

The spelling of 124204004 in words is "one hundred twenty-four million, two hundred four thousand, four".