4024294391 has 4 divisors (see below), whose sum is σ = 4333855512. Its totient is φ = 3714733272.

The previous prime is 4024294333. The next prime is 4024294403. The reversal of 4024294391 is 1934924204.

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

It is a cyclic number.

It is not a de Polignac number, because 4024294391 - 2⁶ = 4024294327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4024294991) 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, 154780541 + ... + 154780566.

It is an arithmetic number, because the mean of its divisors is an integer number (1083463878).

Almost surely, 2^4024294391 is an apocalyptic number.

4024294391 is a deficient number, since it is larger than the sum of its proper divisors (309561121).

4024294391 is a wasteful number, since it uses less digits than its factorization.

4024294391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309561120.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 4024294391 is about 63437.3264805509. The cubic root of 4024294391 is about 1590.6083126543.

The spelling of 4024294391 in words is "four billion, twenty-four million, two hundred ninety-four thousand, three hundred ninety-one".