1954873 has 2 divisors, whose sum is σ = 1954874. Its totient is φ = 1954872.

The previous prime is 1954819. The next prime is 1954877. The reversal of 1954873 is 3784591.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1671849 + 283024 = 1293^2 + 532^2 .

It is a cyclic number.

It is not a de Polignac number, because 1954873 - 2⁹ = 1954361 is a prime.

It is a super-2 number, since 2×1954873² = 7643056892258, which contains 22 as substring.

It is a d-powerful number, because it can be written as 1 + 9² + 5⁹ + 4⁵ + 8³ + 7² + 3⁴ .

It is not a weakly prime, because it can be changed into another prime (1954877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 977436 + 977437.

It is an arithmetic number, because the mean of its divisors is an integer number (977437).

2^1954873 is an apocalyptic number.

It is an amenable number.

1954873 is a deficient number, since it is larger than the sum of its proper divisors (1).

1954873 is an equidigital number, since it uses as much as digits as its factorization.

1954873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 37.

The square root of 1954873 is about 1398.1677295661. The cubic root of 1954873 is about 125.0372795474.

The spelling of 1954873 in words is "one million, nine hundred fifty-four thousand, eight hundred seventy-three".