61864382 has 8 divisors (see below), whose sum is σ = 93914856. Its totient is φ = 30559432.

The previous prime is 61864379. The next prime is 61864403. The reversal of 61864382 is 28346816.

It is a happy number.

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, 186173 + ... + 186504.

It is an arithmetic number, because the mean of its divisors is an integer number (11739357).

Almost surely, 2^61864382 is an apocalyptic number.

61864382 is a deficient number, since it is larger than the sum of its proper divisors (32050474).

61864382 is a wasteful number, since it uses less digits than its factorization.

61864382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372762.

The product of its digits is 55296, while the sum is 38.

The square root of 61864382 is about 7865.3914079339. The cubic root of 61864382 is about 395.5003689310.

The spelling of 61864382 in words is "sixty-one million, eight hundred sixty-four thousand, three hundred eighty-two".