1461622 has 4 divisors (see below), whose sum is σ = 2192436. Its totient is φ = 730810.

The previous prime is 1461601. The next prime is 1461623. The reversal of 1461622 is 2261641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2261641 = 109 ⋅20749.

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 a junction number, because it is equal to n+sod(n) for n = 1461593 and 1461602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1461623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365404 + ... + 365407.

It is an arithmetic number, because the mean of its divisors is an integer number (548109).

2^1461622 is an apocalyptic number.

1461622 is a deficient number, since it is larger than the sum of its proper divisors (730814).

1461622 is an equidigital number, since it uses as much as digits as its factorization.

1461622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730813.

The product of its digits is 576, while the sum is 22.

The square root of 1461622 is about 1208.9755994229. The cubic root of 1461622 is about 113.4867146630.

The spelling of 1461622 in words is "one million, four hundred sixty-one thousand, six hundred twenty-two".