1046405 has 16 divisors (see below), whose sum is σ = 1334784. Its totient is φ = 786240.

The previous prime is 1046399. The next prime is 1046413. The reversal of 1046405 is 5046401.

1046405 = T₃₆₆ + T₃₆₇ + ... + T₃₈₀.

It is a happy number.

It is not a de Polignac number, because 1046405 - 2⁴ = 1046389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6587 + ... + 6743.

It is an arithmetic number, because the mean of its divisors is an integer number (83424).

2^1046405 is an apocalyptic number.

It is an amenable number.

1046405 is a deficient number, since it is larger than the sum of its proper divisors (288379).

1046405 is a wasteful number, since it uses less digits than its factorization.

1046405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236.

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

The square root of 1046405 is about 1022.9393921440. The cubic root of 1046405 is about 101.5235047929.

The spelling of 1046405 in words is "one million, forty-six thousand, four hundred five".