9618742 has 32 divisors (see below), whose sum is σ = 17510400. Its totient is φ = 3875040.

The previous prime is 9618733. The next prime is 9618743. The reversal of 9618742 is 2478169.

It is a super-3 number, since 3×9618742³ (a number of 22 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9618743) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 15759 + ... + 16357.

It is an arithmetic number, because the mean of its divisors is an integer number (547200).

Almost surely, 2^9618742 is an apocalyptic number.

9618742 is a deficient number, since it is larger than the sum of its proper divisors (7891658).

9618742 is a wasteful number, since it uses less digits than its factorization.

9618742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676.

The product of its digits is 24192, while the sum is 37.

The square root of 9618742 is about 3101.4096794845. The cubic root of 9618742 is about 212.6699318928.

The spelling of 9618742 in words is "nine million, six hundred eighteen thousand, seven hundred forty-two".