1894352946 has 8 divisors (see below), whose sum is σ = 3788705904. Its totient is φ = 631450980.

The previous prime is 1894352927. The next prime is 1894352951. The reversal of 1894352946 is 6492534981.

It is a sphenic number, since it is the product of 3 distinct primes.

1894352946 is an admirable number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 157862740 + ... + 157862751.

It is an arithmetic number, because the mean of its divisors is an integer number (473588238).

Almost surely, 2^1894352946 is an apocalyptic number.

1894352946 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1894352946 is a wasteful number, since it uses less digits than its factorization.

1894352946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315725496.

The product of its digits is 1866240, while the sum is 51.

The square root of 1894352946 is about 43524.1650810214. The cubic root of 1894352946 is about 1237.3340543525.

The spelling of 1894352946 in words is "one billion, eight hundred ninety-four million, three hundred fifty-two thousand, nine hundred forty-six".