36352981 has 16 divisors (see below), whose sum is σ = 43138816. Its totient is φ = 29984256.

The previous prime is 36352973. The next prime is 36352991. The reversal of 36352981 is 18925363.

It is a cyclic number.

It is not a de Polignac number, because 36352981 - 2³ = 36352973 is a prime.

It is a super-2 number, since 2×36352981² = 2643078455172722, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a self number, because there is not a number n which added to its sum of digits gives 36352981.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36352961) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24400 + ... + 25846.

It is an arithmetic number, because the mean of its divisors is an integer number (2696176).

Almost surely, 2^36352981 is an apocalyptic number.

It is an amenable number.

36352981 is a deficient number, since it is larger than the sum of its proper divisors (6785835).

36352981 is a wasteful number, since it uses less digits than its factorization.

36352981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1588.

The product of its digits is 38880, while the sum is 37.

The square root of 36352981 is about 6029.3433307451. The cubic root of 36352981 is about 331.2683997849.

The spelling of 36352981 in words is "thirty-six million, three hundred fifty-two thousand, nine hundred eighty-one".