20413052 has 36 divisors (see below), whose sum is σ = 40784856. Its totient is φ = 8865120.

The previous prime is 20413051. The next prime is 20413069. The reversal of 20413052 is 25031402.

It is a self number, because there is not a number n which added to its sum of digits gives 20413052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20413051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22838 + ... + 23714.

Almost surely, 2^20413052 is an apocalyptic number.

20413052 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20413052 is a deficient number, since it is larger than the sum of its proper divisors (20371804).

20413052 is a wasteful number, since it uses less digits than its factorization.

20413052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938 (or 913 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 20413052 is about 4518.0805659041. The cubic root of 20413052 is about 273.2977024081.

Adding to 20413052 its reverse (25031402), we get a palindrome (45444454).

The spelling of 20413052 in words is "twenty million, four hundred thirteen thousand, fifty-two".