61000010 has 8 divisors (see below), whose sum is σ = 109800036. Its totient is φ = 24400000.

The previous prime is 61000003. The next prime is 61000039. The reversal of 61000010 is 1000016.

It can be written as a sum of positive squares in 2 ways, for example, as 58782889 + 2217121 = 7667^2 + 1489^2 .

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

It is a super-3 number, since 3×61000010³ (a number of 24 digits) contains 333 as substring.

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, 3049991 + ... + 3050010.

Almost surely, 2^61000010 is an apocalyptic number.

61000010 is a deficient number, since it is larger than the sum of its proper divisors (48800026).

61000010 is a wasteful number, since it uses less digits than its factorization.

61000010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6100008.

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 61000010 is about 7810.2503160910. The cubic root of 61000010 is about 393.6497398211.

Adding to 61000010 its reverse (1000016), we get a palindrome (62000026).

The spelling of 61000010 in words is "sixty-one million, ten", and thus it is an aban number and an uban number.