42463723 has 2 divisors, whose sum is σ = 42463724. Its totient is φ = 42463722.

The previous prime is 42463721. The next prime is 42463777. The reversal of 42463723 is 32736424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42463723 - 2¹ = 42463721 is a prime.

Together with 42463721, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (42463721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21231861 + 21231862.

It is an arithmetic number, because the mean of its divisors is an integer number (21231862).

Almost surely, 2^42463723 is an apocalyptic number.

42463723 is a deficient number, since it is larger than the sum of its proper divisors (1).

42463723 is an equidigital number, since it uses as much as digits as its factorization.

42463723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 31.

The square root of 42463723 is about 6516.4194923286. The cubic root of 42463723 is about 348.8772813419.

The spelling of 42463723 in words is "forty-two million, four hundred sixty-three thousand, seven hundred twenty-three".