20165010 has 16 divisors (see below), whose sum is σ = 48396096. Its totient is φ = 5377328.

The previous prime is 20165003. The next prime is 20165017. The reversal of 20165010 is 1056102.

It is an interprime number because it is at equal distance from previous prime (20165003) and next prime (20165017).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (20165017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336054 + ... + 336113.

It is an arithmetic number, because the mean of its divisors is an integer number (3024756).

Almost surely, 2^20165010 is an apocalyptic number.

20165010 is an abundant number, since it is smaller than the sum of its proper divisors (28231086).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20165010 is a wasteful number, since it uses less digits than its factorization.

20165010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672177.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 20165010 is about 4490.5467373138. The cubic root of 20165010 is about 272.1862280760.

The spelling of 20165010 in words is "twenty million, one hundred sixty-five thousand, ten".