1994354 has 16 divisors (see below), whose sum is σ = 3252480. Its totient is φ = 913680.

The previous prime is 1994347. The next prime is 1994357. The reversal of 1994354 is 4534991.

1994354 = 123² + 124² + ... + 198².

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1994357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332 + ... + 2024.

It is an arithmetic number, because the mean of its divisors is an integer number (203280).

2^1994354 is an apocalyptic number.

1994354 is a deficient number, since it is larger than the sum of its proper divisors (1258126).

1994354 is a wasteful number, since it uses less digits than its factorization.

1994354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1745.

The product of its digits is 19440, while the sum is 35.

The square root of 1994354 is about 1412.2159891461. The cubic root of 1994354 is about 125.8734346798.

The spelling of 1994354 in words is "one million, nine hundred ninety-four thousand, three hundred fifty-four".