61004206 has 4 divisors (see below), whose sum is σ = 91506312. Its totient is φ = 30502102.

The previous prime is 61004191. The next prime is 61004213. The reversal of 61004206 is 60240016.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15251050 + ... + 15251053.

It is an arithmetic number, because the mean of its divisors is an integer number (22876578).

Almost surely, 2^61004206 is an apocalyptic number.

61004206 is a deficient number, since it is larger than the sum of its proper divisors (30502106).

61004206 is a wasteful number, since it uses less digits than its factorization.

61004206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30502105.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 61004206 is about 7810.5189328239. The cubic root of 61004206 is about 393.6587655925.

The spelling of 61004206 in words is "sixty-one million, four thousand, two hundred six".