42735699 has 6 divisors (see below), whose sum is σ = 61729356. Its totient is φ = 28490460.

The previous prime is 42735697. The next prime is 42735757. The reversal of 42735699 is 99653724.

It is a happy number.

It is not a de Polignac number, because 42735699 - 2¹ = 42735697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42735691) 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, 2374197 + ... + 2374214.

It is an arithmetic number, because the mean of its divisors is an integer number (10288226).

Almost surely, 2^42735699 is an apocalyptic number.

42735699 is a deficient number, since it is larger than the sum of its proper divisors (18993657).

42735699 is a wasteful number, since it uses less digits than its factorization.

42735699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4748417 (or 4748414 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The square root of 42735699 is about 6537.2546990308. The cubic root of 42735699 is about 349.6205384054.

It can be divided in two parts, 42735 and 699, that added together give a palindrome (43434).

The spelling of 42735699 in words is "forty-two million, seven hundred thirty-five thousand, six hundred ninety-nine".