4955909 has 6 divisors (see below), whose sum is σ = 5765094. Its totient is φ = 4247880.

The previous prime is 4955893. The next prime is 4955911. The reversal of 4955909 is 9095594.

It can be written as a sum of positive squares in only one way, i.e., 4708900 + 247009 = 2170^2 + 497^2 .

It is not a de Polignac number, because 4955909 - 2⁴ = 4955893 is a prime.

It is a super-2 number, since 2×4955909² = 49122068032562, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4955989) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50522 + ... + 50619.

It is an arithmetic number, because the mean of its divisors is an integer number (960849).

Almost surely, 2^4955909 is an apocalyptic number.

4955909 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

4955909 is a deficient number, since it is larger than the sum of its proper divisors (809185).

4955909 is a wasteful number, since it uses less digits than its factorization.

4955909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101155 (or 101148 counting only the distinct ones).

The product of its (nonzero) digits is 72900, while the sum is 41.

The square root of 4955909 is about 2226.1870990552. The cubic root of 4955909 is about 170.4934796255.

The spelling of 4955909 in words is "four million, nine hundred fifty-five thousand, nine hundred nine".