4240919 has 4 divisors (see below), whose sum is σ = 4246896. Its totient is φ = 4234944.

The previous prime is 4240913. The next prime is 4240927. The reversal of 4240919 is 9190424.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4240919 is a prime.

It is a super-2 number, since 2×4240919² = 35970787929122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4240891 and 4240900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4240913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1754 + ... + 3399.

It is an arithmetic number, because the mean of its divisors is an integer number (1061724).

Almost surely, 2^4240919 is an apocalyptic number.

4240919 is a deficient number, since it is larger than the sum of its proper divisors (5977).

4240919 is an equidigital number, since it uses as much as digits as its factorization.

4240919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5976.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 4240919 is about 2059.3491690338. The cubic root of 4240919 is about 161.8651395036.

The spelling of 4240919 in words is "four million, two hundred forty thousand, nine hundred nineteen".