1406064 has 40 divisors (see below), whose sum is σ = 3964032. Its totient is φ = 425920.

The previous prime is 1406051. The next prime is 1406071. The reversal of 1406064 is 4606041.

It is a self number, because there is not a number n which added to its sum of digits gives 1406064.

It is a congruent number.

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, 804 + ... + 1859.

2^1406064 is an apocalyptic number.

It is an amenable number.

1406064 is an abundant number, since it is smaller than the sum of its proper divisors (2557968).

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

1406064 is a wasteful number, since it uses less digits than its factorization.

1406064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2685 (or 2679 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1406064 is about 1185.7756954838. The cubic root of 1406064 is about 112.0301789422.

The spelling of 1406064 in words is "one million, four hundred six thousand, sixty-four".