4290855 has 16 divisors (see below), whose sum is σ = 7033824. Its totient is φ = 2232320.

The previous prime is 4290833. The next prime is 4290887. The reversal of 4290855 is 5580924.

It is not a de Polignac number, because 4290855 - 2⁵ = 4290823 is a prime.

It is a super-2 number, since 2×4290855² = 36822873262050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2874 + ... + 4103.

It is an arithmetic number, because the mean of its divisors is an integer number (439614).

Almost surely, 2^4290855 is an apocalyptic number.

4290855 is a deficient number, since it is larger than the sum of its proper divisors (2742969).

4290855 is a wasteful number, since it uses less digits than its factorization.

4290855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7026.

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 4290855 is about 2071.4379063829. The cubic root of 4290855 is about 162.4979723613.

The spelling of 4290855 in words is "four million, two hundred ninety thousand, eight hundred fifty-five".