36680818 has 4 divisors (see below), whose sum is σ = 55021230. Its totient is φ = 18340408.

The previous prime is 36680807. The next prime is 36680857. The reversal of 36680818 is 81808663.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 81808663 = 5279 ⋅15497.

It can be written as a sum of positive squares in only one way, i.e., 36036009 + 644809 = 6003^2 + 803^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9170203 + ... + 9170206.

Almost surely, 2^36680818 is an apocalyptic number.

36680818 is a deficient number, since it is larger than the sum of its proper divisors (18340412).

36680818 is a wasteful number, since it uses less digits than its factorization.

36680818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18340411.

The product of its (nonzero) digits is 55296, while the sum is 40.

The square root of 36680818 is about 6056.4691033638. The cubic root of 36680818 is about 332.2612317134.

The spelling of 36680818 in words is "thirty-six million, six hundred eighty thousand, eight hundred eighteen".