42704313 has 4 divisors (see below), whose sum is σ = 56939088. Its totient is φ = 28469540.

The previous prime is 42704309. The next prime is 42704317. The reversal of 42704313 is 31340724.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (42704309) and next prime (42704317).

It is a cyclic number.

It is not a de Polignac number, because 42704313 - 2² = 42704309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42704317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7117383 + ... + 7117388.

It is an arithmetic number, because the mean of its divisors is an integer number (14234772).

Almost surely, 2^42704313 is an apocalyptic number.

It is an amenable number.

42704313 is a deficient number, since it is larger than the sum of its proper divisors (14234775).

42704313 is a wasteful number, since it uses less digits than its factorization.

42704313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14234774.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 42704313 is about 6534.8537091506. The cubic root of 42704313 is about 349.5349278746.

The spelling of 42704313 in words is "forty-two million, seven hundred four thousand, three hundred thirteen".