61200342 has 24 divisors (see below), whose sum is σ = 151544016. Its totient is φ = 17485776.

The previous prime is 61200313. The next prime is 61200361. The reversal of 61200342 is 24300216.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 242733 + ... + 242984.

It is an arithmetic number, because the mean of its divisors is an integer number (6314334).

Almost surely, 2^61200342 is an apocalyptic number.

61200342 is an abundant number, since it is smaller than the sum of its proper divisors (90343674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61200342 is a wasteful number, since it uses less digits than its factorization.

61200342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485732 (or 485729 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 61200342 is about 7823.0647447148. The cubic root of 61200342 is about 394.0802013205.

Adding to 61200342 its reverse (24300216), we get a palindrome (85500558).

The spelling of 61200342 in words is "sixty-one million, two hundred thousand, three hundred forty-two".