870973789 has 8 divisors (see below), whose sum is σ = 998000640. Its totient is φ = 744597456.

The previous prime is 870973781. The next prime is 870973793. The reversal of 870973789 is 987379078.

It is a happy number.

870973789 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 870973789 - 2³ = 870973781 is a prime.

It is a super-2 number, since 2×870973789² = 1517190682250033042, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870973781) 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, 159754 + ... + 165115.

It is an arithmetic number, because the mean of its divisors is an integer number (124750080).

Almost surely, 2^870973789 is an apocalyptic number.

It is an amenable number.

870973789 is a deficient number, since it is larger than the sum of its proper divisors (127026851).

870973789 is a wasteful number, since it uses less digits than its factorization.

870973789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325259.

The product of its (nonzero) digits is 5334336, while the sum is 58.

The square root of 870973789 is about 29512.2650604795. The cubic root of 870973789 is about 954.9963136833.

The spelling of 870973789 in words is "eight hundred seventy million, nine hundred seventy-three thousand, seven hundred eighty-nine".