610007138 has 8 divisors (see below), whose sum is σ = 985396188. Its totient is φ = 281541744.

The previous prime is 610007131. The next prime is 610007161. The reversal of 610007138 is 831700016.

610007138 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 486952489 + 123054649 = 22067^2 + 11093^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 23461813 = 610007138 / (6 + 1 + 0 + 0 + 0 + 7 + 1 + 3 + 8).

It is not an unprimeable number, because it can be changed into a prime (610007131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11730881 + ... + 11730932.

Almost surely, 2^610007138 is an apocalyptic number.

610007138 is a deficient number, since it is larger than the sum of its proper divisors (375389050).

610007138 is a wasteful number, since it uses less digits than its factorization.

610007138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23461828.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 610007138 is about 24698.3225746203. The cubic root of 610007138 is about 848.0959168605.

The spelling of 610007138 in words is "six hundred ten million, seven thousand, one hundred thirty-eight".