4090995 has 12 divisors (see below), whose sum is σ = 7091136. Its totient is φ = 2181840.

The previous prime is 4090991. The next prime is 4090997. The reversal of 4090995 is 5990904.

It is not a de Polignac number, because 4090995 - 2² = 4090991 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4090991) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45411 + ... + 45500.

It is an arithmetic number, because the mean of its divisors is an integer number (590928).

Almost surely, 2^4090995 is an apocalyptic number.

4090995 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4090995 is a deficient number, since it is larger than the sum of its proper divisors (3000141).

4090995 is a wasteful number, since it uses less digits than its factorization.

4090995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90922 (or 90919 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The square root of 4090995 is about 2022.6208245739. The cubic root of 4090995 is about 159.9348041672.

The spelling of 4090995 in words is "four million, ninety thousand, nine hundred ninety-five".