940969089 has 16 divisors (see below), whose sum is σ = 1431706240. Its totient is φ = 610357680.

The previous prime is 940969069. The next prime is 940969097. The reversal of 940969089 is 980969049.

It is a happy number.

It is not a de Polignac number, because 940969089 - 2⁹ = 940968577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (940969039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 469957 + ... + 471954.

It is an arithmetic number, because the mean of its divisors is an integer number (89481640).

Almost surely, 2^940969089 is an apocalyptic number.

It is an amenable number.

940969089 is a deficient number, since it is larger than the sum of its proper divisors (490737151).

940969089 is a wasteful number, since it uses less digits than its factorization.

940969089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941957 (or 941951 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 54.

The square root of 940969089 is about 30675.2194613176. The cubic root of 940969089 is about 979.9226264750.

The spelling of 940969089 in words is "nine hundred forty million, nine hundred sixty-nine thousand, eighty-nine".