4090000679 has 2 divisors, whose sum is σ = 4090000680. Its totient is φ = 4090000678.

The previous prime is 4090000639. The next prime is 4090000693. The reversal of 4090000679 is 9760000904.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4090000679 - 2⁸ = 4090000423 is a prime.

It is a super-2 number, since 2×4090000679² = 33456211108440922082, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4090000639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2045000339 + 2045000340.

It is an arithmetic number, because the mean of its divisors is an integer number (2045000340).

Almost surely, 2^4090000679 is an apocalyptic number.

4090000679 is a deficient number, since it is larger than the sum of its proper divisors (1).

4090000679 is an equidigital number, since it uses as much as digits as its factorization.

4090000679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 4090000679 is about 63953.1131298547. The cubic root of 4090000679 is about 1599.2184567174.

The spelling of 4090000679 in words is "four billion, ninety million, six hundred seventy-nine", and thus it is an aban number.