610562405 has 4 divisors (see below), whose sum is σ = 732674892. Its totient is φ = 488449920.

The previous prime is 610562401. The next prime is 610562423. The reversal of 610562405 is 504265016.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 388641796 + 221920609 = 19714^2 + 14897^2 .

It is not a de Polignac number, because 610562405 - 2² = 610562401 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (610562401) 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, 61056236 + ... + 61056245.

It is an arithmetic number, because the mean of its divisors is an integer number (183168723).

Almost surely, 2^610562405 is an apocalyptic number.

It is an amenable number.

610562405 is a deficient number, since it is larger than the sum of its proper divisors (122112487).

610562405 is a wasteful number, since it uses less digits than its factorization.

610562405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122112486.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 610562405 is about 24709.5610037896. The cubic root of 610562405 is about 848.3531689654.

The spelling of 610562405 in words is "six hundred ten million, five hundred sixty-two thousand, four hundred five".