9723742 has 16 divisors (see below), whose sum is σ = 16773120. Its totient is φ = 4141368.

The previous prime is 9723713. The next prime is 9723757. The reversal of 9723742 is 2473279.

It is a junction number, because it is equal to n+sod(n) for n = 9723698 and 9723707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259 + ... + 4417.

It is an arithmetic number, because the mean of its divisors is an integer number (1048320).

Almost surely, 2^9723742 is an apocalyptic number.

9723742 is a deficient number, since it is larger than the sum of its proper divisors (7049378).

9723742 is a wasteful number, since it uses less digits than its factorization.

9723742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4335.

The product of its digits is 21168, while the sum is 34.

The square root of 9723742 is about 3118.2915194061. The cubic root of 9723742 is about 213.4409813704.

It can be divided in two parts, 97237 and 42, that added together give a palindrome (97279).

The spelling of 9723742 in words is "nine million, seven hundred twenty-three thousand, seven hundred forty-two".