894609478 has 16 divisors (see below), whose sum is σ = 1535911200. Its totient is φ = 382830336.

The previous prime is 894609467. The next prime is 894609493. The reversal of 894609478 is 874906498.

It is a super-2 number, since 2×894609478² = 1600652236254864968, which contains 22 as substring.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 38053 + ... + 56896.

It is an arithmetic number, because the mean of its divisors is an integer number (95994450).

Almost surely, 2^894609478 is an apocalyptic number.

894609478 is a deficient number, since it is larger than the sum of its proper divisors (641301722).

894609478 is a wasteful number, since it uses less digits than its factorization.

894609478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95631.

The product of its (nonzero) digits is 3483648, while the sum is 55.

The square root of 894609478 is about 29910.0230357651. The cubic root of 894609478 is about 963.5579337923.

The spelling of 894609478 in words is "eight hundred ninety-four million, six hundred nine thousand, four hundred seventy-eight".