20262552 has 32 divisors (see below), whose sum is σ = 51302400. Its totient is φ = 6668064.

The previous prime is 20262533. The next prime is 20262581. The reversal of 20262552 is 25526202.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3448 + ... + 7239.

It is an arithmetic number, because the mean of its divisors is an integer number (1603200).

Almost surely, 2^20262552 is an apocalyptic number.

It is an amenable number.

20262552 is an abundant number, since it is smaller than the sum of its proper divisors (31039848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20262552 is a wasteful number, since it uses less digits than its factorization.

20262552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10775 (or 10771 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 20262552 is about 4501.3944506119. The cubic root of 20262552 is about 272.6243945709.

Adding to 20262552 its reverse (25526202), we get a palindrome (45788754).

The spelling of 20262552 in words is "twenty million, two hundred sixty-two thousand, five hundred fifty-two".