513046406 has 8 divisors (see below), whose sum is σ = 778841784. Its totient is φ = 253432480.

The previous prime is 513046363. The next prime is 513046411. The reversal of 513046406 is 604640315.

It is a happy number.

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

It is a super-2 number, since 2×513046406² = 526433229419033672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1545155 + ... + 1545486.

It is an arithmetic number, because the mean of its divisors is an integer number (97355223).

Almost surely, 2^513046406 is an apocalyptic number.

513046406 is a deficient number, since it is larger than the sum of its proper divisors (265795378).

513046406 is a wasteful number, since it uses less digits than its factorization.

513046406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3090726.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 513046406 is about 22650.5277201217. The cubic root of 513046406 is about 800.5446322605.

The spelling of 513046406 in words is "five hundred thirteen million, forty-six thousand, four hundred six".