20220526 has 4 divisors (see below), whose sum is σ = 30330792. Its totient is φ = 10110262.

The previous prime is 20220517. The next prime is 20220581. The reversal of 20220526 is 62502202.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055130 + ... + 5055133.

It is an arithmetic number, because the mean of its divisors is an integer number (7582698).

Almost surely, 2^20220526 is an apocalyptic number.

20220526 is a deficient number, since it is larger than the sum of its proper divisors (10110266).

20220526 is a wasteful number, since it uses less digits than its factorization.

20220526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10110265.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 20220526 is about 4496.7239185878. The cubic root of 20220526 is about 272.4357832015.

Adding to 20220526 its reverse (62502202), we get a palindrome (82722728).

The spelling of 20220526 in words is "twenty million, two hundred twenty thousand, five hundred twenty-six".