894191616 has 192 divisors, whose sum is σ = 2691561600. Its totient is φ = 293289984.

The previous prime is 894191603. The next prime is 894191629. The reversal of 894191616 is 616191498.

It is an interprime number because it is at equal distance from previous prime (894191603) and next prime (894191629).

It is a tau number, because it is divible by the number of its divisors (192).

It is a super-2 number, since 2×894191616² = 1599157292249382912, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5695410 + ... + 5695566.

It is an arithmetic number, because the mean of its divisors is an integer number (14018550).

Almost surely, 2^894191616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 894191616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1345780800).

894191616 is an abundant number, since it is smaller than the sum of its proper divisors (1797369984).

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

894191616 is a wasteful number, since it uses less digits than its factorization.

894191616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291 (or 265 counting only the distinct ones).

The product of its digits is 93312, while the sum is 45.

The square root of 894191616 is about 29903.0369026291. The cubic root of 894191616 is about 963.4078880796.

It can be divided in two parts, 894 and 191616, that added together give a triangular number (192510 = T₆₂₀).

The spelling of 894191616 in words is "eight hundred ninety-four million, one hundred ninety-one thousand, six hundred sixteen".