20748062 has 4 divisors (see below), whose sum is σ = 31122096. Its totient is φ = 10374030.

The previous prime is 20748037. The next prime is 20748071. The reversal of 20748062 is 26084702.

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, 5187014 + ... + 5187017.

It is an arithmetic number, because the mean of its divisors is an integer number (7780524).

Almost surely, 2^20748062 is an apocalyptic number.

20748062 is a deficient number, since it is larger than the sum of its proper divisors (10374034).

20748062 is a wasteful number, since it uses less digits than its factorization.

20748062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10374033.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 20748062 is about 4555.0040614691. The cubic root of 20748062 is about 274.7846777298.

The spelling of 20748062 in words is "twenty million, seven hundred forty-eight thousand, sixty-two".