3046398749 has 4 divisors (see below), whose sum is σ = 3047091936. Its totient is φ = 3045705564.

The previous prime is 3046398739. The next prime is 3046398821. The reversal of 3046398749 is 9478936403.

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 3046398749 - 2¹² = 3046394653 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3046398749.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3046398739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339959 + ... + 348804.

It is an arithmetic number, because the mean of its divisors is an integer number (761772984).

Almost surely, 2^3046398749 is an apocalyptic number.

It is an amenable number.

3046398749 is a deficient number, since it is larger than the sum of its proper divisors (693187).

3046398749 is an equidigital number, since it uses as much as digits as its factorization.

3046398749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693186.

The product of its (nonzero) digits is 3919104, while the sum is 53.

The square root of 3046398749 is about 55194.1912614000. The cubic root of 3046398749 is about 1449.6469610583.

The spelling of 3046398749 in words is "three billion, forty-six million, three hundred ninety-eight thousand, seven hundred forty-nine".