9951402 has 16 divisors (see below), whose sum is σ = 20950560. Its totient is φ = 3142512.

The previous prime is 9951401. The next prime is 9951407. The reversal of 9951402 is 2041599.

It is a happy number.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 9951402.

It is not an unprimeable number, because it can be changed into a prime (9951401) 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 7 ways as a sum of consecutive naturals, for example, 43533 + ... + 43760.

It is an arithmetic number, because the mean of its divisors is an integer number (1309410).

Almost surely, 2^9951402 is an apocalyptic number.

9951402 is an abundant number, since it is smaller than the sum of its proper divisors (10999158).

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

9951402 is a wasteful number, since it uses less digits than its factorization.

9951402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87317.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 9951402 is about 3154.5842832297. The cubic root of 9951402 is about 215.0938980516.

The spelling of 9951402 in words is "nine million, nine hundred fifty-one thousand, four hundred two".