6401692 has 36 divisors (see below), whose sum is σ = 12730536. Its totient is φ = 2793280.

The previous prime is 6401687. The next prime is 6401713. The reversal of 6401692 is 2961046.

It is a self number, because there is not a number n which added to its sum of digits gives 6401692.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36918 + ... + 37090.

It is an arithmetic number, because the mean of its divisors is an integer number (353626).

Almost surely, 2^6401692 is an apocalyptic number.

It is an amenable number.

6401692 is a deficient number, since it is larger than the sum of its proper divisors (6328844).

6401692 is a wasteful number, since it uses less digits than its factorization.

6401692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246 (or 215 counting only the distinct ones).

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

The square root of 6401692 is about 2530.1565168977. The cubic root of 6401692 is about 185.6799135035.

It can be divided in two parts, 640 and 1692, that added together give a palindrome (2332).

The spelling of 6401692 in words is "six million, four hundred one thousand, six hundred ninety-two".