36701521 has 24 divisors (see below), whose sum is σ = 42547680. Its totient is φ = 31456512.

The previous prime is 36701507. The next prime is 36701527. The reversal of 36701521 is 12510763.

It is not a de Polignac number, because 36701521 - 2⁷ = 36701393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36701527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 442146 + ... + 442228.

It is an arithmetic number, because the mean of its divisors is an integer number (1772820).

Almost surely, 2^36701521 is an apocalyptic number.

It is an amenable number.

36701521 is a deficient number, since it is larger than the sum of its proper divisors (5846159).

36701521 is a wasteful number, since it uses less digits than its factorization.

36701521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 36701521 is about 6058.1780264367. The cubic root of 36701521 is about 332.3237304153.

The spelling of 36701521 in words is "thirty-six million, seven hundred one thousand, five hundred twenty-one".