894649770 has 192 divisors, whose sum is σ = 2889768960. Its totient is φ = 187401600.

The previous prime is 894649759. The next prime is 894649813. The reversal of 894649770 is 77946498.

It is a happy number.

894649770 is a `hidden beast` number, since 89 + 4 + 6 + 497 + 70 = 666.

894649770 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×894649770² = 1600796421922105800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 369865 + ... + 372275.

It is an arithmetic number, because the mean of its divisors is an integer number (15050880).

Almost surely, 2^894649770 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 894649770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1444884480).

894649770 is an abundant number, since it is smaller than the sum of its proper divisors (1995119190).

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

894649770 is a wasteful number, since it uses less digits than its factorization.

894649770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2481 (or 2478 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The square root of 894649770 is about 29910.6965816579. The cubic root of 894649770 is about 963.5723993569.

The spelling of 894649770 in words is "eight hundred ninety-four million, six hundred forty-nine thousand, seven hundred seventy".