9901430 has 72 divisors (see below), whose sum is σ = 22924944. Its totient is φ = 3067680.

The previous prime is 9901427. The next prime is 9901433. The reversal of 9901430 is 341099.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (9901427) and next prime (9901433).

It is a self number, because there is not a number n which added to its sum of digits gives 9901430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9901433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 59207 + ... + 59373.

It is an arithmetic number, because the mean of its divisors is an integer number (318402).

Almost surely, 2^9901430 is an apocalyptic number.

9901430 is an abundant number, since it is smaller than the sum of its proper divisors (13023514).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9901430 is a wasteful number, since it uses less digits than its factorization.

9901430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210 (or 192 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 9901430 is about 3146.6537782222. The cubic root of 9901430 is about 214.7332549150.

The spelling of 9901430 in words is "nine million, nine hundred one thousand, four hundred thirty".