61662106 has 16 divisors (see below), whose sum is σ = 106212960. Its totient is φ = 26552880.

The previous prime is 61662089. The next prime is 61662109. The reversal of 61662106 is 60126616.

It is not an unprimeable number, because it can be changed into a prime (61662109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73341 + ... + 74176.

It is an arithmetic number, because the mean of its divisors is an integer number (6638310).

Almost surely, 2^61662106 is an apocalyptic number.

61662106 is a deficient number, since it is larger than the sum of its proper divisors (44550854).

61662106 is a wasteful number, since it uses less digits than its factorization.

61662106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147549.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 61662106 is about 7852.5222699461. The cubic root of 61662106 is about 395.0688466227.

The spelling of 61662106 in words is "sixty-one million, six hundred sixty-two thousand, one hundred six".