61642034 has 8 divisors (see below), whose sum is σ = 97902108. Its totient is φ = 29008000.

The previous prime is 61642033. The next prime is 61642039. The reversal of 61642034 is 43024616.

61642034 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 54096025 + 7546009 = 7355^2 + 2747^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 61641994 and 61642012.

It is not an unprimeable number, because it can be changed into a prime (61642033) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 906467 + ... + 906534.

Almost surely, 2^61642034 is an apocalyptic number.

61642034 is a deficient number, since it is larger than the sum of its proper divisors (36260074).

61642034 is a wasteful number, since it uses less digits than its factorization.

61642034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1813020.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 61642034 is about 7851.2441052358. The cubic root of 61642034 is about 395.0259748982.

The spelling of 61642034 in words is "sixty-one million, six hundred forty-two thousand, thirty-four".