61737242 has 8 divisors (see below), whose sum is σ = 105835296. Its totient is φ = 26458812.

The previous prime is 61737241. The next prime is 61737257. The reversal of 61737242 is 24273716.

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

It is a super-2 number, since 2×61737242² = 7622974099533128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 61737199 and 61737208.

It is not an unprimeable number, because it can be changed into a prime (61737241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2204888 + ... + 2204915.

It is an arithmetic number, because the mean of its divisors is an integer number (13229412).

Almost surely, 2^61737242 is an apocalyptic number.

61737242 is a deficient number, since it is larger than the sum of its proper divisors (44098054).

61737242 is a wasteful number, since it uses less digits than its factorization.

61737242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4409812.

The product of its digits is 14112, while the sum is 32.

The square root of 61737242 is about 7857.3050087164. The cubic root of 61737242 is about 395.2292468329.

The spelling of 61737242 in words is "sixty-one million, seven hundred thirty-seven thousand, two hundred forty-two".