4070845 has 16 divisors (see below), whose sum is σ = 5221440. Its totient is φ = 3037824.

The previous prime is 4070831. The next prime is 4070861. The reversal of 4070845 is 5480704.

It is a cyclic number.

It is not a de Polignac number, because 4070845 - 2⁵ = 4070813 is a prime.

It is a congruent number.

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, 6642 + ... + 7228.

It is an arithmetic number, because the mean of its divisors is an integer number (326340).

Almost surely, 2^4070845 is an apocalyptic number.

It is an amenable number.

4070845 is a deficient number, since it is larger than the sum of its proper divisors (1150595).

4070845 is a wasteful number, since it uses less digits than its factorization.

4070845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684.

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 4070845 is about 2017.6335147890. The cubic root of 4070845 is about 159.6717881289.

The spelling of 4070845 in words is "four million, seventy thousand, eight hundred forty-five".