4090905470 has 32 divisors (see below), whose sum is σ = 7479540000. Its totient is φ = 1610768896.

The previous prime is 4090905397. The next prime is 4090905499. The reversal of 4090905470 is 745090904.

It is a Curzon number.

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, 191906 + ... + 212154.

It is an arithmetic number, because the mean of its divisors is an integer number (233735625).

Almost surely, 2^4090905470 is an apocalyptic number.

4090905470 is a deficient number, since it is larger than the sum of its proper divisors (3388634530).

4090905470 is a wasteful number, since it uses less digits than its factorization.

4090905470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20572.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 4090905470 is about 63960.1866007284. The cubic root of 4090905470 is about 1599.3363745284.

The spelling of 4090905470 in words is "four billion, ninety million, nine hundred five thousand, four hundred seventy".