20733274 has 8 divisors (see below), whose sum is σ = 31291200. Its totient is φ = 10302876.

The previous prime is 20733259. The next prime is 20733337. The reversal of 20733274 is 47233702.

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

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, 31474 + ... + 32125.

It is an arithmetic number, because the mean of its divisors is an integer number (3911400).

Almost surely, 2^20733274 is an apocalyptic number.

20733274 is a deficient number, since it is larger than the sum of its proper divisors (10557926).

20733274 is a wasteful number, since it uses less digits than its factorization.

20733274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63764.

The product of its (nonzero) digits is 7056, while the sum is 28.

The square root of 20733274 is about 4553.3805024399. The cubic root of 20733274 is about 274.7193787538.

Adding to 20733274 its reverse (47233702), we get a palindrome (67966976).

The spelling of 20733274 in words is "twenty million, seven hundred thirty-three thousand, two hundred seventy-four".