42059953 has 4 divisors (see below), whose sum is σ = 45295348. Its totient is φ = 38824560.

The previous prime is 42059929. The next prime is 42059999. The reversal of 42059953 is 35995024.

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 9535744 + 32524209 = 3088^2 + 5703^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42059953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42059923) 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, 1617678 + ... + 1617703.

It is an arithmetic number, because the mean of its divisors is an integer number (11323837).

Almost surely, 2^42059953 is an apocalyptic number.

It is an amenable number.

42059953 is a deficient number, since it is larger than the sum of its proper divisors (3235395).

42059953 is a wasteful number, since it uses less digits than its factorization.

42059953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3235394.

The product of its (nonzero) digits is 48600, while the sum is 37.

The square root of 42059953 is about 6485.3645232940. The cubic root of 42059953 is about 347.7679812700.

The spelling of 42059953 in words is "forty-two million, fifty-nine thousand, nine hundred fifty-three".