6401926 has 8 divisors (see below), whose sum is σ = 9826344. Its totient is φ = 3126480.

The previous prime is 6401921. The next prime is 6401929. The reversal of 6401926 is 6291046.

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

It is a junction number, because it is equal to n+sod(n) for n = 6401894 and 6401903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6401921) 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, 37135 + ... + 37306.

It is an arithmetic number, because the mean of its divisors is an integer number (1228293).

Almost surely, 2^6401926 is an apocalyptic number.

6401926 is a deficient number, since it is larger than the sum of its proper divisors (3424418).

6401926 is a wasteful number, since it uses less digits than its factorization.

6401926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74486.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 6401926 is about 2530.2027586737. The cubic root of 6401926 is about 185.6821758518.

The spelling of 6401926 in words is "six million, four hundred one thousand, nine hundred twenty-six".