9522021742 has 16 divisors (see below), whose sum is σ = 15330382272. Its totient is φ = 4419567360.

The previous prime is 9522021701. The next prime is 9522021787. The reversal of 9522021742 is 2471202259.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 9522021698 and 9522021707.

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, 1915734 + ... + 1920697.

It is an arithmetic number, because the mean of its divisors is an integer number (958148892).

Almost surely, 2^9522021742 is an apocalyptic number.

9522021742 is a deficient number, since it is larger than the sum of its proper divisors (5808360530).

9522021742 is a wasteful number, since it uses less digits than its factorization.

9522021742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3836523.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 9522021742 is about 97580.8472088657. The cubic root of 9522021742 is about 2119.5470242304.

The spelling of 9522021742 in words is "nine billion, five hundred twenty-two million, twenty-one thousand, seven hundred forty-two".