20540062 has 8 divisors (see below), whose sum is σ = 31872600. Its totient is φ = 9915864.

The previous prime is 20540059. The next prime is 20540099. The reversal of 20540062 is 26004502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177012 + ... + 177127.

It is an arithmetic number, because the mean of its divisors is an integer number (3984075).

Almost surely, 2^20540062 is an apocalyptic number.

20540062 is a deficient number, since it is larger than the sum of its proper divisors (11332538).

20540062 is a wasteful number, since it uses less digits than its factorization.

20540062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354170.

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

The square root of 20540062 is about 4532.1145175293. The cubic root of 20540062 is about 273.8633502638.

Adding to 20540062 its reverse (26004502), we get a palindrome (46544564).

The spelling of 20540062 in words is "twenty million, five hundred forty thousand, sixty-two".