1954822 has 4 divisors (see below), whose sum is σ = 2932236. Its totient is φ = 977410.

The previous prime is 1954819. The next prime is 1954873. The reversal of 1954822 is 2284591.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2284591 = 29 ⋅78779.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 488704 + ... + 488707.

It is an arithmetic number, because the mean of its divisors is an integer number (733059).

2^1954822 is an apocalyptic number.

1954822 is a deficient number, since it is larger than the sum of its proper divisors (977414).

1954822 is an equidigital number, since it uses as much as digits as its factorization.

1954822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977413.

The product of its digits is 5760, while the sum is 31.

The square root of 1954822 is about 1398.1494912920. The cubic root of 1954822 is about 125.0361921867.

The spelling of 1954822 in words is "one million, nine hundred fifty-four thousand, eight hundred twenty-two".