6400414 has 4 divisors (see below), whose sum is σ = 9600624. Its totient is φ = 3200206.

The previous prime is 6400411. The next prime is 6400423. The reversal of 6400414 is 4140046.

It is a semiprime because it is the product of two primes.

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 6400391 and 6400400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6400411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1600102 + ... + 1600105.

It is an arithmetic number, because the mean of its divisors is an integer number (2400156).

Almost surely, 2^6400414 is an apocalyptic number.

6400414 is a deficient number, since it is larger than the sum of its proper divisors (3200210).

6400414 is a wasteful number, since it uses less digits than its factorization.

6400414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3200209.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 6400414 is about 2529.9039507460. The cubic root of 6400414 is about 185.6675566286.

The spelling of 6400414 in words is "six million, four hundred thousand, four hundred fourteen".