3285742394 has 8 divisors (see below), whose sum is σ = 5376669408. Its totient is φ = 1493519260.

The previous prime is 3285742387. The next prime is 3285742399. The reversal of 3285742394 is 4932475823.

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

It is a super-2 number, since 2×3285742394² = 21592206159457702472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3285742399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74675942 + ... + 74675985.

It is an arithmetic number, because the mean of its divisors is an integer number (672083676).

Almost surely, 2^3285742394 is an apocalyptic number.

3285742394 is a deficient number, since it is larger than the sum of its proper divisors (2090927014).

3285742394 is a wasteful number, since it uses less digits than its factorization.

3285742394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149351940.

The product of its digits is 1451520, while the sum is 47.

The square root of 3285742394 is about 57321.3956040849. The cubic root of 3285742394 is about 1486.6583361243.

The spelling of 3285742394 in words is "three billion, two hundred eighty-five million, seven hundred forty-two thousand, three hundred ninety-four".