1406465 has 8 divisors (see below), whose sum is σ = 1704768. Its totient is φ = 1113840.

The previous prime is 1406459. The next prime is 1406479. The reversal of 1406465 is 5646041.

It is a happy number.

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

It is not a de Polignac number, because 1406465 - 2¹² = 1402369 is a prime.

It is a Duffinian 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, 851 + ... + 1880.

It is an arithmetic number, because the mean of its divisors is an integer number (213096).

2^1406465 is an apocalyptic number.

It is an amenable number.

1406465 is a deficient number, since it is larger than the sum of its proper divisors (298303).

1406465 is a wasteful number, since it uses less digits than its factorization.

1406465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2839.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1406465 is about 1185.9447710581. The cubic root of 1406465 is about 112.0408280146.

The spelling of 1406465 in words is "one million, four hundred six thousand, four hundred sixty-five".