4249693938 has 32 divisors (see below), whose sum is σ = 10224829440. Its totient is φ = 1150292880.

The previous prime is 4249693937. The next prime is 4249693951. The reversal of 4249693938 is 8393969424.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (4249693933) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2661918 + ... + 2663513.

It is an arithmetic number, because the mean of its divisors is an integer number (319525920).

Almost surely, 2^4249693938 is an apocalyptic number.

4249693938 is an abundant number, since it is smaller than the sum of its proper divisors (5975135502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4249693938 is a wasteful number, since it uses less digits than its factorization.

4249693938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5325462.

The product of its digits is 10077696, while the sum is 57.

The square root of 4249693938 is about 65189.6766213792. The cubic root of 4249693938 is about 1619.7670164870.

The spelling of 4249693938 in words is "four billion, two hundred forty-nine million, six hundred ninety-three thousand, nine hundred thirty-eight".