4090000641 has 8 divisors (see below), whose sum is σ = 5774118624. Its totient is φ = 2566274880.

The previous prime is 4090000639. The next prime is 4090000679. The reversal of 4090000641 is 1460000904.

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

It is not a de Polignac number, because 4090000641 - 2¹ = 4090000639 is a prime.

It is a super-4 number, since 4×4090000641⁴ (a number of 40 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (4090000741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40097995 + ... + 40098096.

It is an arithmetic number, because the mean of its divisors is an integer number (721764828).

Almost surely, 2^4090000641 is an apocalyptic number.

4090000641 is the 40448-th centered pentagonal number.

It is an amenable number.

4090000641 is a deficient number, since it is larger than the sum of its proper divisors (1684117983).

4090000641 is a wasteful number, since it uses less digits than its factorization.

4090000641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80196111.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 4090000641 is about 63953.1128327621. The cubic root of 4090000641 is about 1599.2184517647.

The spelling of 4090000641 in words is "four billion, ninety million, six hundred forty-one", and thus it is an aban number.