513290906 has 8 divisors (see below), whose sum is σ = 770176704. Its totient is φ = 256565340.

The previous prime is 513290903. The next prime is 513290927. The reversal of 513290906 is 609092315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (513290903) 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, 31700 + ... + 45071.

It is an arithmetic number, because the mean of its divisors is an integer number (96272088).

Almost surely, 2^513290906 is an apocalyptic number.

513290906 is a deficient number, since it is larger than the sum of its proper divisors (256885798).

513290906 is a wasteful number, since it uses less digits than its factorization.

513290906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80116.

The product of its (nonzero) digits is 14580, while the sum is 35.

The square root of 513290906 is about 22655.9243024865. The cubic root of 513290906 is about 800.6717826023.

The spelling of 513290906 in words is "five hundred thirteen million, two hundred ninety thousand, nine hundred six".