9161424 has 50 divisors (see below), whose sum is σ = 26519570. Its totient is φ = 3053376.

The previous prime is 9161413. The next prime is 9161431. The reversal of 9161424 is 4241619.

It can be written as a sum of positive squares in only one way, i.e., 7290000 + 1871424 = 2700^2 + 1368^2 .

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2239 + ... + 4830.

Almost surely, 2^9161424 is an apocalyptic number.

It is an amenable number.

9161424 is an abundant number, since it is smaller than the sum of its proper divisors (17358146).

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

9161424 is a wasteful number, since it uses less digits than its factorization.

9161424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7089 (or 7074 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 9161424 is about 3026.7844323638. The cubic root of 9161424 is about 209.2446331533.

The spelling of 9161424 in words is "nine million, one hundred sixty-one thousand, four hundred twenty-four".