42495799 has 8 divisors (see below), whose sum is σ = 45152640. Its totient is φ = 39881016.

The previous prime is 42495793. The next prime is 42495811. The reversal of 42495799 is 99759424.

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

It is a cyclic number.

It is not a de Polignac number, because 42495799 - 2¹¹ = 42493751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42495793) 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, 8419 + ... + 12484.

It is an arithmetic number, because the mean of its divisors is an integer number (5644080).

Almost surely, 2^42495799 is an apocalyptic number.

42495799 is a deficient number, since it is larger than the sum of its proper divisors (2656841).

42495799 is a wasteful number, since it uses less digits than its factorization.

42495799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21029.

The product of its digits is 816480, while the sum is 49.

The square root of 42495799 is about 6518.8801952483. The cubic root of 42495799 is about 348.9651035296.

The spelling of 42495799 in words is "forty-two million, four hundred ninety-five thousand, seven hundred ninety-nine".