1450642 has 4 divisors (see below), whose sum is σ = 2175966. Its totient is φ = 725320.

The previous prime is 1450639. The next prime is 1450651. The reversal of 1450642 is 2460541.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2460541 = 647 ⋅3803.

It can be written as a sum of positive squares in only one way, i.e., 1147041 + 303601 = 1071^2 + 551^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362659 + ... + 362662.

2^1450642 is an apocalyptic number.

1450642 is a deficient number, since it is larger than the sum of its proper divisors (725324).

1450642 is an equidigital number, since it uses as much as digits as its factorization.

1450642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725323.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1450642 is about 1204.4260043689. The cubic root of 1450642 is about 113.2018216940.

The spelling of 1450642 in words is "one million, four hundred fifty thousand, six hundred forty-two".