3926087989 has 8 divisors (see below), whose sum is σ = 4011010560. Its totient is φ = 3841223376.

The previous prime is 3926087987. The next prime is 3926087993. The reversal of 3926087989 is 9897806293.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3926087989 - 2¹ = 3926087987 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 (3926087987) 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, 140052 + ... + 165730.

It is an arithmetic number, because the mean of its divisors is an integer number (501376320).

Almost surely, 2^3926087989 is an apocalyptic number.

It is an amenable number.

3926087989 is a deficient number, since it is larger than the sum of its proper divisors (84922571).

3926087989 is a wasteful number, since it uses less digits than its factorization.

3926087989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28979.

The product of its (nonzero) digits is 11757312, while the sum is 61.

The square root of 3926087989 is about 62658.5029265781. The cubic root of 3926087989 is about 1577.5628705030.

The spelling of 3926087989 in words is "three billion, nine hundred twenty-six million, eighty-seven thousand, nine hundred eighty-nine".