42707319 has 8 divisors (see below), whose sum is σ = 57002352. Its totient is φ = 28441920.

The previous prime is 42707311. The next prime is 42707339. The reversal of 42707319 is 91370724.

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

It is not a de Polignac number, because 42707319 - 2³ = 42707311 is a prime.

It is a super-2 number, since 2×42707319² = 3647830192335522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42707319.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42707311) 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, 3792 + ... + 9989.

It is an arithmetic number, because the mean of its divisors is an integer number (7125294).

Almost surely, 2^42707319 is an apocalyptic number.

42707319 is a deficient number, since it is larger than the sum of its proper divisors (14295033).

42707319 is a wasteful number, since it uses less digits than its factorization.

42707319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14817.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 42707319 is about 6535.0837026009. The cubic root of 42707319 is about 349.5431290551.

The spelling of 42707319 in words is "forty-two million, seven hundred seven thousand, three hundred nineteen".