42435663 has 8 divisors (see below), whose sum is σ = 56617008. Its totient is φ = 28272384.

The previous prime is 42435661. The next prime is 42435677. The reversal of 42435663 is 36653424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42435663 - 2¹ = 42435661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42435661) 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, 2545 + ... + 9557.

It is an arithmetic number, because the mean of its divisors is an integer number (7077126).

Almost surely, 2^42435663 is an apocalyptic number.

42435663 is a deficient number, since it is larger than the sum of its proper divisors (14181345).

42435663 is a wasteful number, since it uses less digits than its factorization.

42435663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9033.

The product of its digits is 51840, while the sum is 33.

The square root of 42435663 is about 6514.2661136923. The cubic root of 42435663 is about 348.8004184504.

The spelling of 42435663 in words is "forty-two million, four hundred thirty-five thousand, six hundred sixty-three".