61064738 has 16 divisors (see below), whose sum is σ = 106246464. Its totient is φ = 25779600.

The previous prime is 61064711. The next prime is 61064741. The reversal of 61064738 is 83746016.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 61064698 and 61064707.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31613 + ... + 33488.

It is an arithmetic number, because the mean of its divisors is an integer number (6640404).

Almost surely, 2^61064738 is an apocalyptic number.

61064738 is a deficient number, since it is larger than the sum of its proper divisors (45181726).

61064738 is a wasteful number, since it uses less digits than its factorization.

61064738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65177.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 61064738 is about 7814.3930026586. The cubic root of 61064738 is about 393.7889264279.

The spelling of 61064738 in words is "sixty-one million, sixty-four thousand, seven hundred thirty-eight".