6415404234 has 64 divisors (see below), whose sum is σ = 13473008640. Its totient is φ = 2034679680.

The previous prime is 6415404217. The next prime is 6415404253. The reversal of 6415404234 is 4324045146.

It is a happy number.

It is a super-2 number, since 2×6415404234² = 82314822971250253512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6415404195 and 6415404204.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1695757 + ... + 1699535.

It is an arithmetic number, because the mean of its divisors is an integer number (210515760).

Almost surely, 2^6415404234 is an apocalyptic number.

6415404234 is an abundant number, since it is smaller than the sum of its proper divisors (7057604406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6415404234 is a wasteful number, since it uses less digits than its factorization.

6415404234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3995.

The product of its (nonzero) digits is 46080, while the sum is 33.

The square root of 6415404234 is about 80096.2185998815. The cubic root of 6415404234 is about 1858.1239257844.

The spelling of 6415404234 in words is "six billion, four hundred fifteen million, four hundred four thousand, two hundred thirty-four".