4249838894 has 12 divisors (see below), whose sum is σ = 7415535384. Its totient is φ = 1821359484.

The previous prime is 4249838893. The next prime is 4249838899. The reversal of 4249838894 is 4988389424.

It is a super-2 number, since 2×4249838894² = 36122261249910286472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4249838893) 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, 21682754 + ... + 21682949.

It is an arithmetic number, because the mean of its divisors is an integer number (617961282).

Almost surely, 2^4249838894 is an apocalyptic number.

4249838894 is a deficient number, since it is larger than the sum of its proper divisors (3165696490).

4249838894 is a wasteful number, since it uses less digits than its factorization.

4249838894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43365719 (or 43365712 counting only the distinct ones).

The product of its digits is 15925248, while the sum is 59.

The square root of 4249838894 is about 65190.7884137015. The cubic root of 4249838894 is about 1619.7854328939.

The spelling of 4249838894 in words is "four billion, two hundred forty-nine million, eight hundred thirty-eight thousand, eight hundred ninety-four".