42592593 has 4 divisors (see below), whose sum is σ = 56790128. Its totient is φ = 28395060.

The previous prime is 42592577. The next prime is 42592601. The reversal of 42592593 is 39529524.

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 not a de Polignac number, because 42592593 - 2⁴ = 42592577 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42592523) 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, 7098763 + ... + 7098768.

It is an arithmetic number, because the mean of its divisors is an integer number (14197532).

Almost surely, 2^42592593 is an apocalyptic number.

It is an amenable number.

42592593 is a deficient number, since it is larger than the sum of its proper divisors (14197535).

42592593 is a wasteful number, since it uses less digits than its factorization.

42592593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14197534.

The product of its digits is 97200, while the sum is 39.

The square root of 42592593 is about 6526.3001003631. The cubic root of 42592593 is about 349.2298521707.

The spelling of 42592593 in words is "forty-two million, five hundred ninety-two thousand, five hundred ninety-three".