9214725 has 36 divisors (see below), whose sum is σ = 16519776. Its totient is φ = 4530240.

The previous prime is 9214703. The next prime is 9214729. The reversal of 9214725 is 5274129.

It is not a de Polignac number, because 9214725 - 2⁵ = 9214693 is a prime.

It is a super-2 number, since 2×9214725² = 169822313651250, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

9214725 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 9214692 and 9214701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9214729) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12312 + ... + 13038.

Almost surely, 2^9214725 is an apocalyptic number.

It is an amenable number.

9214725 is a deficient number, since it is larger than the sum of its proper divisors (7305051).

9214725 is a wasteful number, since it uses less digits than its factorization.

9214725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766 (or 748 counting only the distinct ones).

The product of its digits is 5040, while the sum is 30.

The square root of 9214725 is about 3035.5765514973. The cubic root of 9214725 is about 209.6496425570.

The spelling of 9214725 in words is "nine million, two hundred fourteen thousand, seven hundred twenty-five".