4186440690 has 32 divisors (see below), whose sum is σ = 10091736000. Its totient is φ = 1111464384.

The previous prime is 4186440683. The next prime is 4186440721. The reversal of 4186440690 is 960446814.

It is a super-2 number, since 2×4186440690² = 35052571301775352200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300565 + ... + 314184.

It is an arithmetic number, because the mean of its divisors is an integer number (315366750).

Almost surely, 2^4186440690 is an apocalyptic number.

4186440690 is an abundant number, since it is smaller than the sum of its proper divisors (5905295310).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4186440690 is a wasteful number, since it uses less digits than its factorization.

4186440690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614986.

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 4186440690 is about 64702.7100668898. The cubic root of 4186440690 is about 1611.6905060175.

The spelling of 4186440690 in words is "four billion, one hundred eighty-six million, four hundred forty thousand, six hundred ninety".