3345405442 has 8 divisors (see below), whose sum is σ = 5023806732. Its totient is φ = 1670803200.

The previous prime is 3345405439. The next prime is 3345405473. The reversal of 3345405442 is 2445045433.

It can be written as a sum of positive squares in 2 ways, for example, as 3344193241 + 1212201 = 57829^2 + 1101^2 .

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

It is a super-2 number, since 2×3345405442² = 22383475142726430728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3345405398 and 3345405407.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 947559 + ... + 951082.

Almost surely, 2^3345405442 is an apocalyptic number.

3345405442 is a deficient number, since it is larger than the sum of its proper divisors (1678401290).

3345405442 is a wasteful number, since it uses less digits than its factorization.

3345405442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1899524.

The product of its (nonzero) digits is 115200, while the sum is 34.

The square root of 3345405442 is about 57839.4799596262. The cubic root of 3345405442 is about 1495.6027430542.

The spelling of 3345405442 in words is "three billion, three hundred forty-five million, four hundred five thousand, four hundred forty-two".