61442410 has 16 divisors (see below), whose sum is σ = 111930336. Its totient is φ = 24280528.

The previous prime is 61442401. The next prime is 61442429. The reversal of 61442410 is 1424416.

61442410 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36184 + ... + 37843.

It is an arithmetic number, because the mean of its divisors is an integer number (6995646).

Almost surely, 2^61442410 is an apocalyptic number.

61442410 is a deficient number, since it is larger than the sum of its proper divisors (50487926).

61442410 is a wasteful number, since it uses less digits than its factorization.

61442410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74117.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 61442410 is about 7838.5209063955. The cubic root of 61442410 is about 394.5990911753.

Adding to 61442410 its reverse (1424416), we get a palindrome (62866826).

The spelling of 61442410 in words is "sixty-one million, four hundred forty-two thousand, four hundred ten".