4370645 has 8 divisors (see below), whose sum is σ = 5344056. Its totient is φ = 3430336.

The previous prime is 4370633. The next prime is 4370651. The reversal of 4370645 is 5460734.

It can be written as a sum of positive squares in 4 ways, for example, as 69169 + 4301476 = 263^2 + 2074^2 .

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 4370645 - 2¹⁶ = 4305109 is a prime.

It is a Duffinian number.

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, 7982 + ... + 8511.

It is an arithmetic number, because the mean of its divisors is an integer number (668007).

Almost surely, 2^4370645 is an apocalyptic number.

It is an amenable number.

4370645 is a deficient number, since it is larger than the sum of its proper divisors (973411).

4370645 is a wasteful number, since it uses less digits than its factorization.

4370645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16551.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 4370645 is about 2090.6087630162. The cubic root of 4370645 is about 163.4990289449.

The spelling of 4370645 in words is "four million, three hundred seventy thousand, six hundred forty-five".