42710723 has 8 divisors (see below), whose sum is σ = 47007216. Its totient is φ = 38483200.

The previous prime is 42710719. The next prime is 42710737. The reversal of 42710723 is 32701724.

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 42710723 - 2² = 42710719 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42710692 and 42710701.

It is not an unprimeable number, because it can be changed into a prime (42710713) 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, 15938 + ... + 18423.

It is an arithmetic number, because the mean of its divisors is an integer number (5875902).

Almost surely, 2^42710723 is an apocalyptic number.

42710723 is a deficient number, since it is larger than the sum of its proper divisors (4296493).

42710723 is a wasteful number, since it uses less digits than its factorization.

42710723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34485.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 42710723 is about 6535.3441378400. The cubic root of 42710723 is about 349.5524156226.

The spelling of 42710723 in words is "forty-two million, seven hundred ten thousand, seven hundred twenty-three".