1006454 has 4 divisors (see below), whose sum is σ = 1509684. Its totient is φ = 503226.

The previous prime is 1006441. The next prime is 1006463. The reversal of 1006454 is 4546001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251612 + ... + 251615.

It is an arithmetic number, because the mean of its divisors is an integer number (377421).

2^1006454 is an apocalyptic number.

1006454 is a deficient number, since it is larger than the sum of its proper divisors (503230).

1006454 is an equidigital number, since it uses as much as digits as its factorization.

1006454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503229.

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

The square root of 1006454 is about 1003.2218099703. The cubic root of 1006454 is about 100.2146721622.

The spelling of 1006454 in words is "one million, six thousand, four hundred fifty-four".