42350453 has 4 divisors (see below), whose sum is σ = 42476460. Its totient is φ = 42224448.

The previous prime is 42350447. The next prime is 42350461. The reversal of 42350453 is 35405324.

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 19377604 + 22972849 = 4402^2 + 4793^2 .

It is a cyclic number.

It is not a de Polignac number, because 42350453 - 2⁴ = 42350437 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42350423) 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, 62498 + ... + 63171.

It is an arithmetic number, because the mean of its divisors is an integer number (10619115).

Almost surely, 2^42350453 is an apocalyptic number.

It is an amenable number.

42350453 is a deficient number, since it is larger than the sum of its proper divisors (126007).

42350453 is a wasteful number, since it uses less digits than its factorization.

42350453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126006.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 42350453 is about 6507.7225663054. The cubic root of 42350453 is about 348.5668004898.

Adding to 42350453 its reverse (35405324), we get a palindrome (77755777).

The spelling of 42350453 in words is "forty-two million, three hundred fifty thousand, four hundred fifty-three".