42699263 has 8 divisors (see below), whose sum is σ = 43732800. Its totient is φ = 41678208.

The previous prime is 42699259. The next prime is 42699269. The reversal of 42699263 is 36299624.

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 42699263 - 2² = 42699259 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42699263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42699269) 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, 3995 + ... + 10067.

It is an arithmetic number, because the mean of its divisors is an integer number (5466600).

Almost surely, 2^42699263 is an apocalyptic number.

42699263 is a deficient number, since it is larger than the sum of its proper divisors (1033537).

42699263 is an equidigital number, since it uses as much as digits as its factorization.

42699263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6241.

The product of its digits is 139968, while the sum is 41.

The square root of 42699263 is about 6534.4673080520. The cubic root of 42699263 is about 349.5211492431.

The spelling of 42699263 in words is "forty-two million, six hundred ninety-nine thousand, two hundred sixty-three".