893890404 has 135 divisors (see below), whose sum is σ = 2585678403. Its totient is φ = 269082000.

The previous prime is 893890399. The next prime is 893890463. The reversal of 893890404 is 404098398.

It is a happy number.

The square root of 893890404 is 29898.

It is a perfect power (a square), and thus also a powerful number.

It is a self number, because there is not a number n which added to its sum of digits gives 893890404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 5919729 + ... + 5919879.

Almost surely, 2^893890404 is an apocalyptic number.

893890404 is the 29898-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 893890404

893890404 is an abundant number, since it is smaller than the sum of its proper divisors (1691787999).

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

893890404 is a wasteful number, since it uses less digits than its factorization.

893890404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340 (or 167 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The cubic root of 893890404 is about 963.2997000054.

The spelling of 893890404 in words is "eight hundred ninety-three million, eight hundred ninety thousand, four hundred four".