1405064 has 8 divisors (see below), whose sum is σ = 2634510. Its totient is φ = 702528.

The previous prime is 1405039. The next prime is 1405087. The reversal of 1405064 is 4605041.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1276900 + 128164 = 1130^2 + 358^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87809 + ... + 87824.

2^1405064 is an apocalyptic number.

It is an amenable number.

1405064 is a deficient number, since it is larger than the sum of its proper divisors (1229446).

1405064 is a wasteful number, since it uses less digits than its factorization.

1405064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175639 (or 175635 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1405064 is about 1185.3539555761. The cubic root of 1405064 is about 112.0036138290.

The spelling of 1405064 in words is "one million, four hundred five thousand, sixty-four".