3408728073 has 8 divisors (see below), whose sum is σ = 4551384000. Its totient is φ = 2269278768.

The previous prime is 3408728027. The next prime is 3408728093. The reversal of 3408728073 is 3708278043.

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

It is not a de Polignac number, because 3408728073 - 2⁹ = 3408727561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3408728023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 799173 + ... + 803426.

It is an arithmetic number, because the mean of its divisors is an integer number (568923000).

Almost surely, 2^3408728073 is an apocalyptic number.

It is an amenable number.

3408728073 is a deficient number, since it is larger than the sum of its proper divisors (1142655927).

3408728073 is a wasteful number, since it uses less digits than its factorization.

3408728073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1603311.

The product of its (nonzero) digits is 225792, while the sum is 42.

The square root of 3408728073 is about 58384.3135867846. The cubic root of 3408728073 is about 1504.9801983392.

The spelling of 3408728073 in words is "three billion, four hundred eight million, seven hundred twenty-eight thousand, seventy-three".