20756150 has 24 divisors (see below), whose sum is σ = 40879080. Its totient is φ = 7813760.

The previous prime is 20756137. The next prime is 20756159. The reversal of 20756150 is 5165702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20756159) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11360 + ... + 13059.

It is an arithmetic number, because the mean of its divisors is an integer number (1703295).

Almost surely, 2^20756150 is an apocalyptic number.

20756150 is a deficient number, since it is larger than the sum of its proper divisors (20122930).

20756150 is a wasteful number, since it uses less digits than its factorization.

20756150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24448 (or 24443 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 20756150 is about 4555.8917897597. The cubic root of 20756150 is about 274.8203785702.

The spelling of 20756150 in words is "twenty million, seven hundred fifty-six thousand, one hundred fifty".