3376494721 has 4 divisors (see below), whose sum is σ = 3395358000. Its totient is φ = 3357631444.

The previous prime is 3376494713. The next prime is 3376494743. The reversal of 3376494721 is 1274946733.

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 3376494721 - 2³ = 3376494713 is a prime.

It is a super-2 number, since 2×3376494721² = 22801433201881735682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3376494701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9431371 + ... + 9431728.

It is an arithmetic number, because the mean of its divisors is an integer number (848839500).

Almost surely, 2^3376494721 is an apocalyptic number.

It is an amenable number.

3376494721 is a deficient number, since it is larger than the sum of its proper divisors (18863279).

3376494721 is a wasteful number, since it uses less digits than its factorization.

3376494721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18863278.

The product of its digits is 762048, while the sum is 46.

The square root of 3376494721 is about 58107.6132791565. The cubic root of 3376494721 is about 1500.2214074657.

The spelling of 3376494721 in words is "three billion, three hundred seventy-six million, four hundred ninety-four thousand, seven hundred twenty-one".