3390785742 has 8 divisors (see below), whose sum is σ = 6781571496. Its totient is φ = 1130261912.

The previous prime is 3390785729. The next prime is 3390785743. The reversal of 3390785742 is 2475870933.

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

3390785742 is an admirable number.

It is a super-2 number, since 2×3390785742² = 22994855896300981128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3390785691 and 3390785700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3390785743) 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, 282565473 + ... + 282565484.

It is an arithmetic number, because the mean of its divisors is an integer number (847696437).

Almost surely, 2^3390785742 is an apocalyptic number.

3390785742 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3390785742 is a wasteful number, since it uses less digits than its factorization.

3390785742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565130962.

The product of its (nonzero) digits is 1270080, while the sum is 48.

The square root of 3390785742 is about 58230.4537334203. The cubic root of 3390785742 is about 1502.3349917674.

The spelling of 3390785742 in words is "three billion, three hundred ninety million, seven hundred eighty-five thousand, seven hundred forty-two".