61300542 has 32 divisors (see below), whose sum is σ = 127847808. Its totient is φ = 19577376.

The previous prime is 61300541. The next prime is 61300571. The reversal of 61300542 is 24500316.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61300541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11433 + ... + 15915.

It is an arithmetic number, because the mean of its divisors is an integer number (3995244).

Almost surely, 2^61300542 is an apocalyptic number.

61300542 is an abundant number, since it is smaller than the sum of its proper divisors (66547266).

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

61300542 is a wasteful number, since it uses less digits than its factorization.

61300542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4584.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 61300542 is about 7829.4662653338. The cubic root of 61300542 is about 394.2951527656.

Adding to 61300542 its reverse (24500316), we get a palindrome (85800858).

The spelling of 61300542 in words is "sixty-one million, three hundred thousand, five hundred forty-two".