61700470 has 16 divisors (see below), whose sum is σ = 119604240. Its totient is φ = 22781664.

The previous prime is 61700461. The next prime is 61700473. The reversal of 61700470 is 7400716.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61700473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237180 + ... + 237439.

It is an arithmetic number, because the mean of its divisors is an integer number (7475265).

Almost surely, 2^61700470 is an apocalyptic number.

61700470 is a deficient number, since it is larger than the sum of its proper divisors (57903770).

61700470 is a wasteful number, since it uses less digits than its factorization.

61700470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474639.

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 61700470 is about 7854.9646721039. The cubic root of 61700470 is about 395.1507622975.

The spelling of 61700470 in words is "sixty-one million, seven hundred thousand, four hundred seventy".