42735204 has 18 divisors (see below), whose sum is σ = 108025190. Its totient is φ = 14245056.

The previous prime is 42735191. The next prime is 42735257. The reversal of 42735204 is 40253724.

42735204 is a `hidden beast` number, since 427 + 35 + 204 = 666.

It can be written as a sum of positive squares in only one way, i.e., 37454400 + 5280804 = 6120^2 + 2298^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 593509 + ... + 593580.

Almost surely, 2^42735204 is an apocalyptic number.

It is an amenable number.

42735204 is an abundant number, since it is smaller than the sum of its proper divisors (65289986).

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

42735204 is a wasteful number, since it uses less digits than its factorization.

42735204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1187099 (or 1187094 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 42735204 is about 6537.2168389920. The cubic root of 42735204 is about 349.6191885360.

Adding to 42735204 its reverse (40253724), we get a palindrome (82988928).

The spelling of 42735204 in words is "forty-two million, seven hundred thirty-five thousand, two hundred four".