520354414 has 4 divisors (see below), whose sum is σ = 780531624. Its totient is φ = 260177206.

The previous prime is 520354409. The next prime is 520354447. The reversal of 520354414 is 414453025.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130088602 + ... + 130088605.

It is an arithmetic number, because the mean of its divisors is an integer number (195132906).

Almost surely, 2^520354414 is an apocalyptic number.

520354414 is a deficient number, since it is larger than the sum of its proper divisors (260177210).

520354414 is a wasteful number, since it uses less digits than its factorization.

520354414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260177209.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 520354414 is about 22811.2782193370. The cubic root of 520354414 is about 804.3278027278.

The spelling of 520354414 in words is "five hundred twenty million, three hundred fifty-four thousand, four hundred fourteen".