36642428 has 12 divisors (see below), whose sum is σ = 66335640. Its totient is φ = 17689392.

The previous prime is 36642409. The next prime is 36642439. The reversal of 36642428 is 82424663.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157826 + ... + 158057.

It is an arithmetic number, because the mean of its divisors is an integer number (5527970).

Almost surely, 2^36642428 is an apocalyptic number.

It is an amenable number.

36642428 is a deficient number, since it is larger than the sum of its proper divisors (29693212).

36642428 is a wasteful number, since it uses less digits than its factorization.

36642428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315916 (or 315914 counting only the distinct ones).

The product of its digits is 55296, while the sum is 35.

The square root of 36642428 is about 6053.2989352914. The cubic root of 36642428 is about 332.1452768181.

The spelling of 36642428 in words is "thirty-six million, six hundred forty-two thousand, four hundred twenty-eight".