9459138 has 16 divisors (see below), whose sum is σ = 20373696. Its totient is φ = 2910480.

The previous prime is 9459137. The next prime is 9459143. The reversal of 9459138 is 8319549.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 9459096 and 9459105.

It is not an unprimeable number, because it can be changed into a prime (9459137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60558 + ... + 60713.

It is an arithmetic number, because the mean of its divisors is an integer number (1273356).

Almost surely, 2^9459138 is an apocalyptic number.

9459138 is an abundant number, since it is smaller than the sum of its proper divisors (10914558).

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

9459138 is a wasteful number, since it uses less digits than its factorization.

9459138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121289.

The product of its digits is 38880, while the sum is 39.

The square root of 9459138 is about 3075.5711664665. The cubic root of 9459138 is about 211.4870862684.

The spelling of 9459138 in words is "nine million, four hundred fifty-nine thousand, one hundred thirty-eight".