3307642642 has 4 divisors (see below), whose sum is σ = 4961463966. Its totient is φ = 1653821320.

The previous prime is 3307642633. The next prime is 3307642643. The reversal of 3307642642 is 2462467033.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2462467033 = 13 ⋅189420541.

It can be written as a sum of positive squares in only one way, i.e., 3081471121 + 226171521 = 55511^2 + 15039^2 .

It is not an unprimeable number, because it can be changed into a prime (3307642643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 826910659 + ... + 826910662.

Almost surely, 2^3307642642 is an apocalyptic number.

3307642642 is a deficient number, since it is larger than the sum of its proper divisors (1653821324).

3307642642 is a wasteful number, since it uses less digits than its factorization.

3307642642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1653821323.

The product of its (nonzero) digits is 145152, while the sum is 37.

The square root of 3307642642 is about 57512.1086554823. The cubic root of 3307642642 is about 1489.9540009522.

The spelling of 3307642642 in words is "three billion, three hundred seven million, six hundred forty-two thousand, six hundred forty-two".