504400606 has 4 divisors (see below), whose sum is σ = 756600912. Its totient is φ = 252200302.

The previous prime is 504400601. The next prime is 504400607. The reversal of 504400606 is 606004405.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 606004405 = 5 ⋅121200881.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504400601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126100150 + ... + 126100153.

It is an arithmetic number, because the mean of its divisors is an integer number (189150228).

Almost surely, 2^504400606 is an apocalyptic number.

504400606 is a deficient number, since it is larger than the sum of its proper divisors (252200306).

504400606 is a wasteful number, since it uses less digits than its factorization.

504400606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252200305.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 504400606 is about 22458.8647531437. The cubic root of 504400606 is about 796.0222368223.

The spelling of 504400606 in words is "five hundred four million, four hundred thousand, six hundred six".