36721516 has 12 divisors (see below), whose sum is σ = 69206032. Its totient is φ = 16948368.

The previous prime is 36721507. The next prime is 36721537. The reversal of 36721516 is 61512763.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353040 + ... + 353143.

Almost surely, 2^36721516 is an apocalyptic number.

It is an amenable number.

36721516 is a deficient number, since it is larger than the sum of its proper divisors (32484516).

36721516 is a wasteful number, since it uses less digits than its factorization.

36721516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706200 (or 706198 counting only the distinct ones).

The product of its digits is 7560, while the sum is 31.

The square root of 36721516 is about 6059.8280503658. The cubic root of 36721516 is about 332.3840694828.

The spelling of 36721516 in words is "thirty-six million, seven hundred twenty-one thousand, five hundred sixteen".