3438499642 has 8 divisors (see below), whose sum is σ = 5158329876. Its totient is φ = 1719056352.

The previous prime is 3438499627. The next prime is 3438499643. The reversal of 3438499642 is 2469948343.

It can be written as a sum of positive squares in 2 ways, for example, as 2805926841 + 632572801 = 52971^2 + 25151^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3438499642.

It is not an unprimeable number, because it can be changed into a prime (3438499643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73393 + ... + 110740.

Almost surely, 2^3438499642 is an apocalyptic number.

3438499642 is a deficient number, since it is larger than the sum of its proper divisors (1719830234).

3438499642 is a wasteful number, since it uses less digits than its factorization.

3438499642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193472.

The product of its digits is 4478976, while the sum is 52.

The square root of 3438499642 is about 58638.7213537267. The cubic root of 3438499642 is about 1509.3489645554.

The spelling of 3438499642 in words is "three billion, four hundred thirty-eight million, four hundred ninety-nine thousand, six hundred forty-two".