926220445 has 8 divisors (see below), whose sum is σ = 1141504344. Its totient is φ = 720949824.

The previous prime is 926220439. The next prime is 926220457. The reversal of 926220445 is 544022629.

It can be written as a sum of positive squares in 4 ways, for example, as 418979961 + 507240484 = 20469^2 + 22522^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 926220445 - 2³ = 926220437 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 926220445.

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, 2503114 + ... + 2503483.

It is an arithmetic number, because the mean of its divisors is an integer number (142688043).

Almost surely, 2^926220445 is an apocalyptic number.

It is an amenable number.

926220445 is a deficient number, since it is larger than the sum of its proper divisors (215283899).

926220445 is a wasteful number, since it uses less digits than its factorization.

926220445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5006639.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 926220445 is about 30433.8700299518. The cubic root of 926220445 is about 974.7759099289.

The spelling of 926220445 in words is "nine hundred twenty-six million, two hundred twenty thousand, four hundred forty-five".