4381239534 has 16 divisors (see below), whose sum is σ = 10014261888. Its totient is φ = 1251782712.

The previous prime is 4381239491. The next prime is 4381239563. The reversal of 4381239534 is 4359321834.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 104315227 = 4381239534 / (4 + 3 + 8 + 1 + 2 + 3 + 9 + 5 + 3 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52157572 + ... + 52157655.

It is an arithmetic number, because the mean of its divisors is an integer number (625891368).

Almost surely, 2^4381239534 is an apocalyptic number.

4381239534 is an abundant number, since it is smaller than the sum of its proper divisors (5633022354).

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

4381239534 is a wasteful number, since it uses less digits than its factorization.

4381239534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104315239.

The product of its digits is 311040, while the sum is 42.

The square root of 4381239534 is about 66190.9324152485. The cubic root of 4381239534 is about 1636.3103068810.

The spelling of 4381239534 in words is "four billion, three hundred eighty-one million, two hundred thirty-nine thousand, five hundred thirty-four".