890412432 has 160 divisors (see below), whose sum is σ = 2954477568. Its totient is φ = 224598528.

The previous prime is 890412427. The next prime is 890412461. The reversal of 890412432 is 234214098.

It is a junction number, because it is equal to n+sod(n) for n = 890412393 and 890412402.

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 31 ways as a sum of consecutive naturals, for example, 96033 + ... + 104895.

Almost surely, 2^890412432 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 890412432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1477238784).

890412432 is an abundant number, since it is smaller than the sum of its proper divisors (2064065136).

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

890412432 is a wasteful number, since it uses less digits than its factorization.

890412432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8917 (or 8911 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 890412432 is about 29839.7793557526. The cubic root of 890412432 is about 962.0487323368.

The spelling of 890412432 in words is "eight hundred ninety million, four hundred twelve thousand, four hundred thirty-two".