9801394070 has 32 divisors (see below), whose sum is σ = 19004442912. Its totient is φ = 3618058752.

The previous prime is 9801394069. The next prime is 9801394073. The reversal of 9801394070 is 704931089.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9801394073) 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, 716414 + ... + 729966.

It is an arithmetic number, because the mean of its divisors is an integer number (593888841).

Almost surely, 2^9801394070 is an apocalyptic number.

9801394070 is a deficient number, since it is larger than the sum of its proper divisors (9203048842).

9801394070 is a wasteful number, since it uses less digits than its factorization.

9801394070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19136.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 9801394070 is about 99001.9902325201. The cubic root of 9801394070 is about 2140.0764282542.

The spelling of 9801394070 in words is "nine billion, eight hundred one million, three hundred ninety-four thousand, seventy".