890542452 has 24 divisors (see below), whose sum is σ = 2098508832. Its totient is φ = 293908000.

The previous prime is 890542439. The next prime is 890542453. The reversal of 890542452 is 254245098.

It is a self number, because there is not a number n which added to its sum of digits gives 890542452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (890542453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366174 + ... + 368597.

It is an arithmetic number, because the mean of its divisors is an integer number (87437868).

Almost surely, 2^890542452 is an apocalyptic number.

It is an amenable number.

890542452 is an abundant number, since it is smaller than the sum of its proper divisors (1207966380).

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

890542452 is a wasteful number, since it uses less digits than its factorization.

890542452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734879 (or 734877 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 39.

The square root of 890542452 is about 29841.9579116384. The cubic root of 890542452 is about 962.0955568883.

The spelling of 890542452 in words is "eight hundred ninety million, five hundred forty-two thousand, four hundred fifty-two".