201650976 has 72 divisors (see below), whose sum is σ = 580769280. Its totient is φ = 66358656.

The previous prime is 201650963. The next prime is 201650993. The reversal of 201650976 is 679056102.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×201650976² = 81326232243505152, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 201650976.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18321 + ... + 27183.

It is an arithmetic number, because the mean of its divisors is an integer number (8066240).

Almost surely, 2^201650976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201650976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (290384640).

201650976 is an abundant number, since it is smaller than the sum of its proper divisors (379118304).

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

201650976 is a wasteful number, since it uses less digits than its factorization.

201650976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8958 (or 8947 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 201650976 is about 14200.3864736140. The cubic root of 201650976 is about 586.4083010637.

It can be divided in two parts, 2016 and 50976, that multiplied together give a triangular number (102767616 = T₁₄₃₃₆).

The spelling of 201650976 in words is "two hundred one million, six hundred fifty thousand, nine hundred seventy-six".