513450422 has 16 divisors (see below), whose sum is σ = 817555680. Its totient is φ = 241008768.

The previous prime is 513450409. The next prime is 513450437. The reversal of 513450422 is 224054315.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 513450391 and 513450400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5522 + ... + 32517.

It is an arithmetic number, because the mean of its divisors is an integer number (51097230).

Almost surely, 2^513450422 is an apocalyptic number.

513450422 is a deficient number, since it is larger than the sum of its proper divisors (304105258).

513450422 is a wasteful number, since it uses less digits than its factorization.

513450422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38455.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 513450422 is about 22659.4444327305. Note that the first 4 decimals coincide. The cubic root of 513450422 is about 800.7547159060.

The spelling of 513450422 in words is "five hundred thirteen million, four hundred fifty thousand, four hundred twenty-two".