3815326442 has 4 divisors (see below), whose sum is σ = 5722989666. Its totient is φ = 1907663220.

The previous prime is 3815326433. The next prime is 3815326453. The reversal of 3815326442 is 2446235183.

3815326442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 3362956081 + 452370361 = 57991^2 + 21269^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3815326396 and 3815326405.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 953831609 + ... + 953831612.

Almost surely, 2^3815326442 is an apocalyptic number.

3815326442 is a deficient number, since it is larger than the sum of its proper divisors (1907663224).

3815326442 is a wasteful number, since it uses less digits than its factorization.

3815326442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1907663223.

The product of its digits is 138240, while the sum is 38.

The square root of 3815326442 is about 61768.3287939701. The cubic root of 3815326442 is about 1562.5858988253.

The spelling of 3815326442 in words is "three billion, eight hundred fifteen million, three hundred twenty-six thousand, four hundred forty-two".