470642515 has 8 divisors (see below), whose sum is σ = 645452640. Its totient is φ = 322726272.

The previous prime is 470642509. The next prime is 470642531. The reversal of 470642515 is 515246074.

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

It is a cyclic number.

It is not a de Polignac number, because 470642515 - 2³ = 470642507 is a prime.

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, 6723430 + ... + 6723499.

It is an arithmetic number, because the mean of its divisors is an integer number (80681580).

Almost surely, 2^470642515 is an apocalyptic number.

470642515 is a deficient number, since it is larger than the sum of its proper divisors (174810125).

470642515 is a wasteful number, since it uses less digits than its factorization.

470642515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13446941.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 470642515 is about 21694.2968311951. The cubic root of 470642515 is about 777.8521421225.

Adding to 470642515 its reverse (515246074), we get a palindrome (985888589).

The spelling of 470642515 in words is "four hundred seventy million, six hundred forty-two thousand, five hundred fifteen".