42396573 has 4 divisors (see below), whose sum is σ = 56528768. Its totient is φ = 28264380.

The previous prime is 42396569. The next prime is 42396593. The reversal of 42396573 is 37569324.

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 42396573 - 2² = 42396569 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42396593) 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, 7066093 + ... + 7066098.

It is an arithmetic number, because the mean of its divisors is an integer number (14132192).

Almost surely, 2^42396573 is an apocalyptic number.

It is an amenable number.

42396573 is a deficient number, since it is larger than the sum of its proper divisors (14132195).

42396573 is a wasteful number, since it uses less digits than its factorization.

42396573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14132194.

The product of its digits is 136080, while the sum is 39.

The square root of 42396573 is about 6511.2650844517. The cubic root of 42396573 is about 348.6932853137.

The spelling of 42396573 in words is "forty-two million, three hundred ninety-six thousand, five hundred seventy-three".