520267964 has 12 divisors (see below), whose sum is σ = 916055784. Its totient is φ = 258537744.

The previous prime is 520267961. The next prime is 520267967. The reversal of 520267964 is 469762025.

It is an interprime number because it is at equal distance from previous prime (520267961) and next prime (520267967).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520267961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398327 + ... + 399630.

It is an arithmetic number, because the mean of its divisors is an integer number (76337982).

Almost surely, 2^520267964 is an apocalyptic number.

It is an amenable number.

520267964 is a deficient number, since it is larger than the sum of its proper divisors (395787820).

520267964 is a wasteful number, since it uses less digits than its factorization.

520267964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798124 (or 798122 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 520267964 is about 22809.3832446211. The cubic root of 520267964 is about 804.2832574539.

The spelling of 520267964 in words is "five hundred twenty million, two hundred sixty-seven thousand, nine hundred sixty-four".