605145884 has 18 divisors (see below), whose sum is σ = 1231904520. Its totient is φ = 259348152.

The previous prime is 605145881. The next prime is 605145887. The reversal of 605145884 is 488541506.

It is an interprime number because it is at equal distance from previous prime (605145881) and next prime (605145887).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605145881) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1543544 + ... + 1543935.

It is an arithmetic number, because the mean of its divisors is an integer number (68439140).

Almost surely, 2^605145884 is an apocalyptic number.

It is an amenable number.

605145884 is an abundant number, since it is smaller than the sum of its proper divisors (626758636).

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

605145884 is a wasteful number, since it uses less digits than its factorization.

605145884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3087497 (or 3087488 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 41.

The square root of 605145884 is about 24599.7130877578. The cubic root of 605145884 is about 845.8370306088.

The spelling of 605145884 in words is "six hundred five million, one hundred forty-five thousand, eight hundred eighty-four".