42746465 has 4 divisors (see below), whose sum is σ = 51295764. Its totient is φ = 34197168.

The previous prime is 42746441. The next prime is 42746467. The reversal of 42746465 is 56464724.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4393216 + 38353249 = 2096^2 + 6193^2 .

It is a cyclic number.

It is not a de Polignac number, because 42746465 - 2⁶ = 42746401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42746467) 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, 4274642 + ... + 4274651.

It is an arithmetic number, because the mean of its divisors is an integer number (12823941).

Almost surely, 2^42746465 is an apocalyptic number.

It is an amenable number.

42746465 is a deficient number, since it is larger than the sum of its proper divisors (8549299).

42746465 is an equidigital number, since it uses as much as digits as its factorization.

42746465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8549298.

The product of its digits is 161280, while the sum is 38.

The square root of 42746465 is about 6538.0780815160. The cubic root of 42746465 is about 349.6498948043.

The spelling of 42746465 in words is "forty-two million, seven hundred forty-six thousand, four hundred sixty-five".