36673577 has 4 divisors (see below), whose sum is σ = 36810180. Its totient is φ = 36536976.

The previous prime is 36673547. The next prime is 36673579. The reversal of 36673577 is 77537663.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1401856 + 35271721 = 1184^2 + 5939^2 .

It is a cyclic number.

It is not a de Polignac number, because 36673577 - 2²² = 32479273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36673579) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67898 + ... + 68435.

It is an arithmetic number, because the mean of its divisors is an integer number (9202545).

Almost surely, 2^36673577 is an apocalyptic number.

It is an amenable number.

36673577 is a deficient number, since it is larger than the sum of its proper divisors (136603).

36673577 is a wasteful number, since it uses less digits than its factorization.

36673577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136602.

The product of its digits is 555660, while the sum is 44.

The square root of 36673577 is about 6055.8712833085. The cubic root of 36673577 is about 332.2393668620.

The spelling of 36673577 in words is "thirty-six million, six hundred seventy-three thousand, five hundred seventy-seven".