61430206 has 8 divisors (see below), whose sum is σ = 92190384. Its totient is φ = 30700080.

The previous prime is 61430183. The next prime is 61430219. The reversal of 61430206 is 60203416.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 1410 + ... + 11173.

It is an arithmetic number, because the mean of its divisors is an integer number (11523798).

Almost surely, 2^61430206 is an apocalyptic number.

61430206 is a deficient number, since it is larger than the sum of its proper divisors (30760178).

61430206 is a wasteful number, since it uses less digits than its factorization.

61430206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15026.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 61430206 is about 7837.7424045448. The cubic root of 61430206 is about 394.5729636944.

The spelling of 61430206 in words is "sixty-one million, four hundred thirty thousand, two hundred six".