61683358 has 16 divisors (see below), whose sum is σ = 102216960. Its totient is φ = 27682200.

The previous prime is 61683353. The next prime is 61683373. The reversal of 61683358 is 85338616.

It is a self number, because there is not a number n which added to its sum of digits gives 61683358.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61683353) 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, 16008 + ... + 19483.

It is an arithmetic number, because the mean of its divisors is an integer number (6388560).

Almost surely, 2^61683358 is an apocalyptic number.

61683358 is a deficient number, since it is larger than the sum of its proper divisors (40533602).

61683358 is a wasteful number, since it uses less digits than its factorization.

61683358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35583.

The product of its digits is 103680, while the sum is 40.

The square root of 61683358 is about 7853.8753491509. The cubic root of 61683358 is about 395.1142285669.

The spelling of 61683358 in words is "sixty-one million, six hundred eighty-three thousand, three hundred fifty-eight".