61740363 has 8 divisors (see below), whose sum is σ = 83120128. Its totient is φ = 40760424.

The previous prime is 61740361. The next prime is 61740377. The reversal of 61740363 is 36304716.

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

It is not a de Polignac number, because 61740363 - 2¹ = 61740361 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 61740363.

It is not an unprimeable number, because it can be changed into a prime (61740361) 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, 99595 + ... + 100212.

It is an arithmetic number, because the mean of its divisors is an integer number (10390016).

Almost surely, 2^61740363 is an apocalyptic number.

61740363 is a deficient number, since it is larger than the sum of its proper divisors (21379765).

61740363 is a wasteful number, since it uses less digits than its factorization.

61740363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199913.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 61740363 is about 7857.5036111987. The cubic root of 61740363 is about 395.2359067228.

The spelling of 61740363 in words is "sixty-one million, seven hundred forty thousand, three hundred sixty-three".