504921374 has 4 divisors (see below), whose sum is σ = 757382064. Its totient is φ = 252460686.

The previous prime is 504921367. The next prime is 504921379. The reversal of 504921374 is 473129405.

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

It is a super-4 number, since 4×504921374⁴ (a number of 36 digits) contains 4444 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504921379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126230342 + ... + 126230345.

It is an arithmetic number, because the mean of its divisors is an integer number (189345516).

Almost surely, 2^504921374 is an apocalyptic number.

504921374 is a deficient number, since it is larger than the sum of its proper divisors (252460690).

504921374 is a wasteful number, since it uses less digits than its factorization.

504921374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252460689.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 504921374 is about 22470.4555806063. The cubic root of 504921374 is about 796.2960934356.

The spelling of 504921374 in words is "five hundred four million, nine hundred twenty-one thousand, three hundred seventy-four".