42460993 has 4 divisors (see below), whose sum is σ = 42836868. Its totient is φ = 42085120.

The previous prime is 42460987. The next prime is 42460997. The reversal of 42460993 is 39906424.

42460993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1411344 + 41049649 = 1188^2 + 6407^2 .

It is a cyclic number.

It is not a de Polignac number, because 42460993 - 2¹⁷ = 42329921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42460997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187768 + ... + 187993.

It is an arithmetic number, because the mean of its divisors is an integer number (10709217).

Almost surely, 2^42460993 is an apocalyptic number.

It is an amenable number.

42460993 is a deficient number, since it is larger than the sum of its proper divisors (375875).

42460993 is a wasteful number, since it uses less digits than its factorization.

42460993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375874.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 42460993 is about 6516.2100181010. The cubic root of 42460993 is about 348.8698047217.

The spelling of 42460993 in words is "forty-two million, four hundred sixty thousand, nine hundred ninety-three".