334494749 has 2 divisors, whose sum is σ = 334494750. Its totient is φ = 334494748.

The previous prime is 334494739. The next prime is 334494757. The reversal of 334494749 is 947494433.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 322453849 + 12040900 = 17957^2 + 3470^2 .

It is a cyclic number.

It is not a de Polignac number, because 334494749 - 2⁸ = 334494493 is a prime.

It is a super-3 number, since 3×334494749³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (334494739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167247374 + 167247375.

It is an arithmetic number, because the mean of its divisors is an integer number (167247375).

Almost surely, 2^334494749 is an apocalyptic number.

It is an amenable number.

334494749 is a deficient number, since it is larger than the sum of its proper divisors (1).

334494749 is an equidigital number, since it uses as much as digits as its factorization.

334494749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1306368, while the sum is 47.

The square root of 334494749 is about 18289.1976040503. The cubic root of 334494749 is about 694.1656215380.

The spelling of 334494749 in words is "three hundred thirty-four million, four hundred ninety-four thousand, seven hundred forty-nine".