61042442 has 8 divisors (see below), whose sum is σ = 91699776. Its totient is φ = 30475852.

The previous prime is 61042439. The next prime is 61042493. The reversal of 61042442 is 24424016.

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

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, 20978 + ... + 23709.

It is an arithmetic number, because the mean of its divisors is an integer number (11462472).

Almost surely, 2^61042442 is an apocalyptic number.

61042442 is a deficient number, since it is larger than the sum of its proper divisors (30657334).

61042442 is a wasteful number, since it uses less digits than its factorization.

61042442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45372.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 61042442 is about 7812.9662740857. The cubic root of 61042442 is about 393.7409937639.

Adding to 61042442 its reverse (24424016), we get a palindrome (85466458).

The spelling of 61042442 in words is "sixty-one million, forty-two thousand, four hundred forty-two".