9220436 has 6 divisors (see below), whose sum is σ = 16135770. Its totient is φ = 4610216.

The previous prime is 9220429. The next prime is 9220439. The reversal of 9220436 is 6340229.

It can be written as a sum of positive squares in only one way, i.e., 7672900 + 1547536 = 2770^2 + 1244^2 .

It is a d-powerful number, because it can be written as 9⁶ + 2⁹ + 2²³ + 0 + 4⁴ + 3⁹ + 6⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9220439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1152551 + ... + 1152558.

It is an arithmetic number, because the mean of its divisors is an integer number (2689295).

Almost surely, 2^9220436 is an apocalyptic number.

It is an amenable number.

9220436 is a deficient number, since it is larger than the sum of its proper divisors (6915334).

9220436 is a wasteful number, since it uses less digits than its factorization.

9220436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2305113 (or 2305111 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 9220436 is about 3036.5170837655. The cubic root of 9220436 is about 209.6929450554.

The spelling of 9220436 in words is "nine million, two hundred twenty thousand, four hundred thirty-six".