201601372 has 24 divisors (see below), whose sum is σ = 412582016. Its totient is φ = 84390768.

The previous prime is 201601369. The next prime is 201601373. The reversal of 201601372 is 273106102.

It is a super-2 number, since 2×201601372² = 81286226384564768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201601373) 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, 82518 + ... + 84925.

Almost surely, 2^201601372 is an apocalyptic number.

It is an amenable number.

201601372 is an abundant number, since it is smaller than the sum of its proper divisors (210980644).

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

201601372 is a wasteful number, since it uses less digits than its factorization.

201601372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167497 (or 167495 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 201601372 is about 14198.6397940084. The cubic root of 201601372 is about 586.3602137143.

Adding to 201601372 its reverse (273106102), we get a palindrome (474707474).

The spelling of 201601372 in words is "two hundred one million, six hundred one thousand, three hundred seventy-two".