42853450 has 12 divisors (see below), whose sum is σ = 79707510. Its totient is φ = 17141360.

The previous prime is 42853441. The next prime is 42853451. The reversal of 42853450 is 5435824.

It can be written as a sum of positive squares in 3 ways, for example, as 41434969 + 1418481 = 6437^2 + 1191^2 .

It is not an unprimeable number, because it can be changed into a prime (42853451) 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, 428485 + ... + 428584.

Almost surely, 2^42853450 is an apocalyptic number.

42853450 is a deficient number, since it is larger than the sum of its proper divisors (36854060).

42853450 is a wasteful number, since it uses less digits than its factorization.

42853450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857081 (or 857076 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 42853450 is about 6546.2546543806. The cubic root of 42853450 is about 349.9413507169.

The spelling of 42853450 in words is "forty-two million, eight hundred fifty-three thousand, four hundred fifty".