3494509073 has 4 divisors (see below), whose sum is σ = 3812191728. Its totient is φ = 3176826420.

The previous prime is 3494509043. The next prime is 3494509093. The reversal of 3494509073 is 3709054943.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3494509073 - 2⁶ = 3494509009 is a prime.

It is a super-2 number, since 2×3494509073² = 24423187322558638658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3494509033) 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, 158841311 + ... + 158841332.

It is an arithmetic number, because the mean of its divisors is an integer number (953047932).

Almost surely, 2^3494509073 is an apocalyptic number.

It is an amenable number.

3494509073 is a deficient number, since it is larger than the sum of its proper divisors (317682655).

3494509073 is a wasteful number, since it uses less digits than its factorization.

3494509073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317682654.

The product of its (nonzero) digits is 408240, while the sum is 44.

The square root of 3494509073 is about 59114.3728123711. The cubic root of 3494509073 is about 1517.5000852040.

The spelling of 3494509073 in words is "three billion, four hundred ninety-four million, five hundred nine thousand, seventy-three".