245533443 has 16 divisors (see below), whose sum is σ = 336690336. Its totient is φ = 159045120.

The previous prime is 245533433. The next prime is 245533469. The reversal of 245533443 is 344335542.

It is a happy number.

It is not a de Polignac number, because 245533443 - 2⁴ = 245533427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (245533403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130155 + ... + 132027.

It is an arithmetic number, because the mean of its divisors is an integer number (21043146).

Almost surely, 2^245533443 is an apocalyptic number.

245533443 is a deficient number, since it is larger than the sum of its proper divisors (91156893).

245533443 is a wasteful number, since it uses less digits than its factorization.

245533443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3094.

The product of its digits is 86400, while the sum is 33.

The square root of 245533443 is about 15669.5067886644. The cubic root of 245533443 is about 626.1862849669.

Adding to 245533443 its reverse (344335542), we get a palindrome (589868985).

The spelling of 245533443 in words is "two hundred forty-five million, five hundred thirty-three thousand, four hundred forty-three".