9429745 has 16 divisors (see below), whose sum is σ = 12257280. Its totient is φ = 6922944.

The previous prime is 9429731. The next prime is 9429769. The reversal of 9429745 is 5479249.

It is a cyclic number.

It is not a de Polignac number, because 9429745 - 2⁷ = 9429617 is a prime.

Its product of digits (90720) is a multiple of the sum of its prime divisors (864).

It is a junction number, because it is equal to n+sod(n) for n = 9429698 and 9429707.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15232 + ... + 15838.

It is an arithmetic number, because the mean of its divisors is an integer number (766080).

Almost surely, 2^9429745 is an apocalyptic number.

It is an amenable number.

9429745 is a deficient number, since it is larger than the sum of its proper divisors (2827535).

9429745 is a wasteful number, since it uses less digits than its factorization.

9429745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864.

The product of its digits is 90720, while the sum is 40.

The square root of 9429745 is about 3070.7889865636. The cubic root of 9429745 is about 211.2678030816.

The spelling of 9429745 in words is "nine million, four hundred twenty-nine thousand, seven hundred forty-five".